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Future pen composition 400 words
Whether in school or in society, we often see the figure of composition. Composition is a narrative method to express a theme through words. Do you know how to write a standardized composition? The following is my collection of 400-word future compositions for reference only. Welcome to reading.

Future pen composition 400 words 1 Now we have just finished the pen competition. When practicing, I was troubled by the pen and couldn't find a way out. The pen let my head touch my face. It either dirties me or disturbs the paper I just started writing. The ink in the pen stained the sheets! I want to invent the pen of the future.

I want to invent a future pen. How long is the life span of ldqu people? & amprdqu But technology will develop more and more in the future, and I think what will be invented will eventually appear in the future. Because the pen needs to be filled with ink constantly, it is not fast. Just put a few buttons in it and a refill, and you're done.

Maybe you will think, what's new about this? But if you write, even if you write for ten and a half months, you can't finish it. That refill is ordinary, but that button is unusual. If you press it, the refill will &; Ldqu is full of energy &; Rdqu, yes. And the other button can adjust the pen water at will, so you won't worry about the pen water; The third button makes the pen indestructible, no matter how you throw it, it will remain the same; The fourth button can erase the words written by the pen like a pencil.

Although I know it is whimsical to invent this pen, people will still work hard! I believe that what is impossible now will be trivial in the future.

When we were in school, we couldn't do without pens everywhere. You need a pen to take exams, take notes and write ... but pens have several fatal shortcomings: pens are afraid of falling, and they can't be used after falling eight times. Second, pen ink cannot be added automatically. As the saying goes, "No matter how good the gun is, it is also a poker without bullets." Open the lid and stop writing for the time being. When writing again, the pen and water will not come out.

Therefore, I want to design a new type of pen.

The shape of this pen is similar to that of an ordinary pen. The nib consists of aluminum alloy nib and plastic protective sleeve, the pen body consists of ultra-light fiber, rubber corrector and four buttons of red, yellow, blue and green, and there is also an ejector at the end of the pen.

When you want to see how much ink is left, you don't need to open the pen. Just press the blue button and the ink detector will automatically detect and report. If the ink runs out, just press the yellow button and the pen container will be automatically connected to the spare ink bag. When the spare ink bag is just used up, press the red button and insert the nib directly into the ink bottle, and the pen will automatically suck in the right amount of ink.

When you have a word that you can't write, press the green button and the electronic dictionary will appear on the top screen of the pen. It can slide left and right and turn pages up and down according to gestures and sounds. This pen writes smoothly, so don't worry about not getting water. When it slides down, it will automatically open the end of the pen ejector, and it can fly back to the desktop smoothly.

How's it going? Is my design practical?

The future pen composition 400 words 3 The future technology is more and more developed, and Lian Bi has achieved scientific and technological effects.

There may be many typos when you write. As long as you have it, you don't have to worry about it. You just need to click the black button with your hand, and it will immediately suck out the typo, saving ink.

It has countless colors. Just press the blue button and say the color you want to write with a pen, and it will become the color you want immediately.

It is not afraid of water, fire, electricity, falling or stealing. Maybe everyone will ask, how to guard against theft? Because there is a red button on it, as long as you don't use it, press the red button and put your hand on the red button of the pen, it will lock the fingerprint. Only you can pick up the pen, others can't. At this time, in the eyes of others, it weighs 500 Jin. It's light when you don't press the red button, and it's slippery and dry when you write.

It is rust-proof and its shelf life is 10 year. In this 10 year, it will not rust. As long as you use 10 years, it will immediately become recyclable garbage and automatically fly to the recyclable trash can. Then you must ask, what if you can't finish writing? Don't worry, it will remind you that it is about to expire the day before, and the green button on it will light up. When you see it, you will put it in a recyclable trash can and buy another one.

The technology in the future will be very developed.

I am a pen, my name is DuDu, and I come from the 22nd century.

I have a blue coat embroidered with golden goldfish. These little goldfish have a very special function. They can swim. My coat is a free ocean. If you are tired of watching, you can change my clothes, such as winter when snowflakes are flying, autumn when stars are shining and fruits are fragrant ... you can change seasons and have nice clothes and hats. Look, how beautiful my hat is, with a delicate and beautiful bow on it!

Although my bow is beautiful, it has a magical function! When I write typos, I am a "small error corrector". When the owner writes a typo, he will give a "drip" alarm, then press the bow, and a red light will appear at the end of the pen. Wherever he goes, the typo will disappear without a trace.

There is a small electronic chip in my clothes. Small as it is, it is my lifeblood. It always adds automatically when I run out of ink, so I don't need to suck ink.

I can also act as a multi-functional marker. When we are in painting class, we always encounter all kinds of troubles, but now we don't have to worry about painting class. We'll bring crayons, but don't worry about it now. Now, as long as you take me with you, you can paint at will and change any color you want. There is another function, when ink is spilled on clothes, you will be very worried. Don't worry now, the ink will disappear automatically, because I am multifunctional.

How's it going? Am I good? If you are moved, take me home quickly!

The future pen composition 400 words 5 At the beginning of the 22nd century, a new type of pen appeared in the market. The inventor of this new pen, I, is already a famous inventor at home and abroad. Let me introduce this new pen!

First of all, the material of the new pen is future metal. Don't underestimate this new type of pen. If someone wants to steal this new pen, it will start the suction cup and nail it firmly to the object it is attached to, so that others will not steal this new pen.

Then, this new pen can change color. If you are in a bad mood today, it will turn black with a heavy, messy and slow music; If you are in a good mood, it will be green, with light, beautiful and pleasant music; If you are sad, it will turn white and make a sad song. How's it going? That's great, right?

Finally, it will hide a mysterious elasticity. If you don't sit correctly, the new pen won't write, and that elastic force will be pushed out and hit you directly in the chest to let you know that the sitting posture just now is incorrect. The most interesting thing is that the ink in the refill of this pen will never run out.

This is a new pen, this is a new pen I invented! Do you like my new pen?

The future pen composition 400 words 6 the future pen, this topic, will definitely make you dumbfounded and the pen will be changed. Yes, this is my new invention in 20xx.

I am an inventor of 20xx years. On May 20th, I was sitting in front of the computer and playing leisurely. Suddenly I received a phone call from headquarters and said, "Before Children's Day comes, you should design a multifunctional pen." I readily agreed. I lay in front of my computer desk and thought hard for a long time, and finally came up with it. This is a multifunctional pen. There is a small computer in the middle of the pen, which can help you do something automatically. If your pen is out of water, he will automatically fetch water for it after you finish your homework. What if the pen cap is not closed properly? Don't worry, the pen cap will automatically press in. This pen also comes with a watch to remind you of the importance of cherishing time. There is also a proverb at the bottom of the watch that cherishes time: time flies, the sun and the moon fly, and the advantages of the pen are introduced. So is the writing quality good? All right! Ensure that writing is smooth, and the pen will not bend if it falls too much. Excellent pupils

My pen was introduced, and many adults bought it for their children. I also won the honorary title of "Best Designer".

The future composition of 400 words and 7 minutes really flies, and it has been 20xx years in a blink of an eye. By this time, I was already a scientist. I am developing a new type of pen, which has unique functions.

First of all, it can be shrunk into a small ball and put in your pocket without any trouble. There are three buttons on the pen cover, which are red, yellow and blue. When you feel bored, just press the red button and there will be a relaxed and happy music. If you want to know what time it is, just press the yellow button and it will tell you the time accurately. If you want to write words in various colors, just press the green button and say the color you want, and it will become the color you want.

Don't panic if you write suddenly out of ink. You just need to suck some water in, and it will turn into ink. So don't worry about getting ink all over your hands when you suck ink. It can only recognize and correct your writing posture. If you sit incorrectly, it won't print ink. This pen is a "student-only pen" for students, please don't take it amiss. I will develop a "pen for parents" again. Parents must be looking forward to it, right

This is the pen I developed. Do you like it? I hope I can grow up early and let more people use the pen I invented!

The future pen composition 400 words 8 20 years later, if you stroll in the super stationery market, a new type of pen comes into your eyes.

This pen is made of an alloy of iridium and carbon. It is light, but it will not be destroyed. The pen tip is made of 3 16 steel sheet manufactured by seiko in China, and there is almost no damping when writing. The thickness of the pen tip can also be adjusted, and the ef, F and M gears can be switched to make your writing more satisfactory!

This pen has a novel appearance. You can use your mobile phone to choose your favorite pictures and let beautiful pictures "wear" on the pen. How eye-catching it is to have a unique pen!

It's hard for you to imagine that it is filled with tap water instead of ink. As long as tap water flows into the special ink absorber of the pen, you can choose your favorite color through the display screen on the pen. There is a memory chip in the pen, so you can remember your most commonly used colors and automatically recommend them the next time you choose a color.

There is a poem by Lu You: "Use books, hate them less, and nothing is difficult, only if you put your mind to it." Yes, what if you can't think of words when writing? No problem. The memory chip in the pen has hundreds of thousands of words and sentences. You only need to enter words that you can't write, and the screen will immediately show the appropriate words and sentences to help you tide over the difficulties.

The pen of the future has unique functions and will be loved and welcomed by people. For the early arrival of this pen, let's study hard and explore hard together!

Future pen composition 400 words 9 Hello everyone, I am the future pen.

I am wearing white clothes with red, yellow, purple and pink buttons, and a small propeller is hidden at the top of the pen cap. Although I only have humble equipment, they have magical effects! Let me tell you now.

When the young master encounters a problem that he can't solve, press the red button on my body, and I can explain the problem to the young master actively.

When the young master meets the bad guy, I can tell the young master's parents or police uncle by pressing the yellow button that the young master has met the bad guy.

The young master is sitting in the wrong position in class. When the little host presses the purple button, I can remind the little host that you are not sitting properly. If the young master doesn't listen to the advice, I will automatically stop writing, so that the young master can't write any more. As long as the villain's posture is right, I can recover automatically.

I am a color-changing pen, and the pink button on my clothes is responsible for this important task. This is a voice control device. Ordinary pens can only write words in one color, while I can write in many colors. As long as the young master tells me what color the words are, I can write them.

Students, after listening to my self-introduction, you all know me. This is me, the magic pen from the future. Do you like me?

In the future, 400 words 10 pen compositions will be our good partners and helpers. Everyone is no stranger to pens. Today I will talk about pens.

Pens are composed of four parts: nib, pen head, pen cap and pen holder. Now almost all teachers let us do our homework with pens. My pen is blue, and there is a cute bear on the pen cover. Although my pen is beautiful, it also has some shortcomings and shortcomings: it leaks water when writing homework, stains my homework and hands, and sometimes I don't have enough ink when using it. I accidentally dropped my pen last time, but the tip of the pen was crooked because it was not tightly covered. Fortunately, I borrowed a pen from my classmate and finished my homework in time. Now there are rubber tubes for selling pens. One rubber tube can absorb red ink and the other can absorb blue ink. You can use any color at any time! If the nib is crooked, you can buy a new one. In this way, all its shortcomings have been overcome.

In the future, although my pen looks no different from other pens, it is functional! If there is no water in the pen, press the yellow button on the pen cover and the rubber tube will be filled with ink immediately. You can also press the small red button on the pen body to change the color and pattern of the pen body and the pen cover at will. If the handwriting is irregular, you can also wipe the typo with a matching eraser.

This is my future pen. what do you think?

Future Writing 400 words 1 1 One day, I came to the future world and signed up for a "flying school in the future" training class.

On the first day of class, I forgot to bring my "pen". My father bought me a new flying pen! What shall we do? The flying pen was left at home from the future world a long time ago! If I am at home, I just need to open my watch and press the flying pen mode, and the flying pen will come to my desk with a whoosh.

I don't know if this will work in the future. I think I'd better try. Sure enough, Feibi seemed to hear my call, immediately grew a pair of wings, flew out of the house, flew to the future world, and flew to the future flight school.

When the flying pen flew over the school, the "Ding" bell rang and the teacher came by in the flying balance car. Fly pen, why don't you land quickly! I was so anxious that the sweat on my head fell like soybeans. Just then, a blue object quietly flew into my drawer, winking and waving at me playfully. Ah, it's my flying pen. I am finally relieved!

After school in the evening, I gave instructions to my watch to set the flying pen to the maximum mode, and it suddenly became as big as a car. Then I turned on the flight mode, took off with a flying pen, and then slowly descended to my side. I sat on a flying pen and flew slowly in the air. After a while, the flying pen sent me home safely. After it sent me to my door, it returned to its original state-a blue pen.

Such a great pen, I really want my father to buy me 10 thousand!

Future pen composition 400 words 12 children, you all know that pens are not easy to use, right? Today I give you a pen that you have never seen before.

Although this pen can't be compared with the magic pen in Ma Liang's hand, it has its own magic and uniqueness.

Call it a magic pen, because it doesn't need you to feed it with food (that is, red, blue and black ink). All you have to do is move your mouth and give a password, and it will spit out the color you need with your password. You don't need to touch it, you won't get your hands dirty, let alone worry about getting your clothes or hands dirty because of your negligence.

Its coat has a pair of beautiful eyes and a dress with four buttons, which is its magical and strange place.

When you press the first button, it will say, "Hello, little friend! Welcome to the magic pen ",which means it has already started to work.

At night, you only need to press the second button on its "clothes" gently, and it will automatically turn on the light, making it more convenient to do homework at night.

If you press the third button, it will automatically make a beautiful sound, which will make the homework person very happy.

When you press the fourth button, say the color of the ink first, and then it will start writing on the paper when you are reading.

I hope this magic pen can bring more children like me and make our study more interesting and wonderful!

Future pen composition 400 words 13 When it comes to pens, everyone is certainly familiar with them. However, the pen has brought a lot of unnecessary troubles to people in the process of use, which will make people very headache, such as: accidentally breaking the nib, suddenly stopping writing and dropping ink, and so on.

I want to invent a pen that can cope with any situation. This pen is controlled by a microcomputer. The main functions of this microcomputer are as follows: the nib is made of hard and durable substances. Don't worry if you accidentally break the nib. At this time, the microcomputer will automatically replace one of the six retractable spare pen tips after receiving the information that the pen tip is broken, so this difficulty is solved. Behind the pen, there is a device called "automatic feeder", which stores enough compressed ink to write tens of thousands of words. If the pen runs out of ink, the automatic feeder will supply the pen with its own stored compressed ink, which solves the embarrassment of suddenly running out of ink when writing. If the water is suddenly cut off during use, the automatic maintenance system in front of the pen will automatically repair it after monitoring, and it will be repaired in less than five seconds, without delaying work or study at all. During the running of the pen, you will be reminded of the time from time to time so that your homework will not be overtime or "late".

The technology in the future is very developed, not only pens, but also many things are amazing. Let's create the future together and enjoy the happiness brought by modern science!

Future composition 400 words 14 It was late at night and I fell asleep. I dreamed that I had a multifunctional pen.

The multifunctional pen is cylindrical and yellow in color. There are many buttons on it. Buttons have different colors. The buttons on the pen have many functions, such as waterproof function. When writing, I accidentally dropped my pen into the water and got wet, but after wiping it, it was still the same as before.

The camera is also mounted on the pen. As long as you press the red button, the camera will come out The camera can be put on the blackboard or taken down. If you want to take it down and take a picture, you have to press the button twice to take the camera down. In addition to these functions, this pen has many other functions, such as flashlight, magnifying glass, writing tips and post-it notes, and a small fan ... incredible!

Sometimes it is too hot. When the pen gives an alarm to remind you, it will automatically turn on the hidden small fan, which can help you cool down.

It is the natural enemy of our teenagers to write wrong words all the time, but this pen is also equipped with a typo prompt. As long as there is a typo, the pen will give a warning and light up a red light.

Ding's alarm clock rang. I sat up and looked. It was a dream. I really hope that with this pen, we won't write typos any more.

Future pen composition 400 words 15 The future world is full of wonders, if only I had a future pen!

The pen of the future looks really novel and shiny. As if to say, "here I am, master!" " "The nib is made of a particularly smooth substance, and it won't break the paper when writing. The advantages of this pen are numerous! For example, this pen can write good words without adding ink, because it is written in air. Why can this pen write with air? That's because nitrogen in the air can be converted into different colors. For example, don't worry if you accidentally cut your hand with the nib, because if you check your hand, the pen won't drop ink or hurt your finger.

The structure of the future pen is completely different from the pen we use now. This is fully automatic. As long as you think of something, the pen will detect it immediately. The pen tip becomes lower, and the ink outlet is even inaccessible. There is something called a dynamic massage device behind the pen, which can make you write less tired. When you write, as long as you use it, it will massage, making you feel that writing is a very pleasant thing, and it can automatically beautify your own words. The interior can be mysterious, and there are special conveying devices to convey air.

Pens will be widely used in the future. It can not only be enjoyed by people all over the world, but also be used for painting and other things you can think of, and it can also become all kinds of strange things.

I really want to have a magic pen!