1. A computer system consists of a software system and a hardware system ().

2. Four binary digits correspond to a hexadecimal digit ().

3. The weight of positive complement is the same as its original code ().

4. After minimizing the Windows application window, the program will close immediately ().

5. When editing a document with Word 2003, the inserted picture defaults to embedded format ().

6.PowerPoint presentation files and slides are mutually contained ().

7.HTTP is at 7. Internet is a file transfer protocol ().

8. The recycle bin is at 8. Windows is actually a storage area () on an external storage medium.

Second, questions and answers

1. What is the geographical location of China?

China is located in the east of the Asian continent and on the west coast of the Pacific Ocean, with the northernmost latitude of 56 and the southernmost latitude of 2.5, passing through five earth temperature zones: cold temperate zone, temperate zone, subtropical zone, tropical zone and Qinghai-Tibet Plateau zone. The easternmost point is about 69 east longitude, and the easternmost point is near east longitude145. East and west cross six time zones: East 10, East 9, East 8, East 7, East 6 and East 5. China covers an area of18 million square kilometers, of which the land area is about13.006 million square kilometers and the ocean area is about 5 million square kilometers.

2. China is a vast country?

The easternmost part: the territorial sea on the east coast of Sakhalin Island (due east is the sea area near the Dadong Islands of Ryukyu Islands in Taiwan Province Province).

The northernmost part: Waixing 'an Mountains (the northernmost part is the north bank of Lake Baikal and the northernmost part is Sayanling in the west).

To the west: dzhambul area on the west bank of Balkhash Lake.

The southernmost point: the waters near the south of Zengmu shoal in Nansha Islands, South China Sea Islands, China.

3. Which territory is relatively complete in China?

Accurately speaking, a relatively complete map is the overlapping part of its peak (including Lake Baikal and Outer Lake Baikal, and the south includes the area north of the Red River).

4. Where is China Green Ridge internationally renowned?

Pamirs (known as the ancestor of Wanshan)

5. When was Ryukyu Islands officially incorporated into Chinese territory?

Yuan dynasty? Wrong, it was the Ming Dynasty, because the Yuan Dynasty was the period of China's demise.

6. Where is Jiaodong Province in China?

Located on the west bank of Beibu Gulf, in the south of Guangxi Zhuang Autonomous Region and Yunnan Province, it is bordered by the Red River in the south and Laos in the east, and its capital is Jiaozhi (now called Hanoi). With the unification of Qin Shihuang, the southern part of Jiaozhi Province began to be formally incorporated into Chinese territory, and in the Tang Dynasty it was under the jurisdiction of Governor Annan's Office. Wang Bo, the first of the four outstanding men in the early Tang Dynasty, was the governor of Annan's viceroy, and Wang Bo died in Beibu Gulf on the way to visit his father across the sea.

7. Where is Mobei?

Located in the present "Mongolia", south of Sayanling in China, it is an ethnic autonomous region in China.

8. The largest lake in China?

Beihai (Lake Baikal) is the deepest lake in the world, with an area of 3 1.500 square kilometers and a water depth of 1.620 meters. Its fresh water reserves account for one fifth of the world, and it is the main activity area of northern tribes in China.

9. What are the four major rivers in China?

Yangtze river: 6300 kilometers,

Yellow River: 5,500 kilometers;

Heilongjiang: 4430 kilometers;

Pearl River: 2,200 kilometers.

10. What are the four major rivers in China?

Yangtze River: Shanghai flowing into the East China Sea; Yellow River: Dongying City, which flows into Bohai Sea; Heilongjiang: Temple Street, a famous city in China, flows into the Northern Strait (tatar strait); Pearl River: Guangzhou flows into Lingdingyang and South China Sea.

What are the main cities along the Heilongjiang River in China?

Mainly include: Nebuchadnezzar Chu, Mohe, Hailanpao, Heihe, Boli (located at the intersection of Wusuli River and Heilongjiang, known as Wuhan on Heilongjiang), * * * Qingcheng, Miaojie and the entrance of Heilongjiang.

12, the aborigines in the lower reaches of Heilongjiang and Sakhalin Island?

Hezhe, Oroqen, Feyaka.

13. Where is Zengmu shoal?

Located at the southernmost tip of the South China Sea in China, it is a beautiful and rich coral island, located in the north latitude.

Between 2 and 4, marine resources and oil and gas energy are extremely rich. Zengmu shoal is the southernmost tip of Nansha Islands in China.

14. Where is the Xisha Islands?

Located in the west of the north-central South China Sea in China and about 120 nautical miles southeast of Hainan Island, the geographical position is very important. Zhongsha islands is located in the east of Xisha Islands, and dongsha islands is located about 200 nautical miles northwest of Xisha Islands.

Main tributaries of Heilongjiang 15?

Jacky in Heilongjiang is the Enen River, which originates from the Mongolian Plateau in the Ulyasutai region of China (now called "Mongolia" by some people). The lower section of the En 'en River is called Shileka River, and there is a famous city Nebuchadnezzar Chu along the river. The other tributary is called Krulun River-Ergon River, and Hailaer River, a tributary, originates from Daxing 'anling region in China, and the reach of Heilongjiang from its birthplace to Mohe Town is the upstream. The section from Mohe Town to Boli is the middle reaches, and the following is the lower reaches. Gyeonggi Province, which originated in the outer Xing 'an Mountains, is the largest tributary on the north bank of Heilongjiang. It meets Heilongjiang in Hailanpao, a famous city in the northeast, and is the main water supply source in the middle reaches of Heilongjiang. Songhua River is the largest tributary of Heilongjiang. Wusuli River originates from Xingkai Lake, the largest lake in northeast China. Together with Heilongjiang, Wusuli River gave birth to Boli, a big city in northern China.

16. What are the four grand canyons in China?

North: tatar strait, located between Sakhalin Island and Chinese mainland, is also the longest strait in China, and its military strategic position is extremely important. Sakhalin Strait, located between Sakhalin Island in China and Hokkaido Island in Japan, is a strategic crossroads. Bohai Strait, located between Liaodong Peninsula and Shandong Peninsula, is the inland sea of China.

South: Taiwan Province Strait, located between Taiwan Province Island and Chinese mainland, Fujian Province, is a strategic hub for East Asia to Southeast Asia, West Asia, Africa and Europe. Qiongzhou Strait, located between Hainan Island and Leizhou Peninsula in Guangdong Province, is the inland sea of China. Bashi channel lies between Taiwan Province Island in China and Luzon Island in the Philippines.

17, four islands in China?

The largest island: Sakhalin Island, which is also the easternmost part of China territory; She borders the North Sea of China in the north (some people call it the Sea of Okhotsk, which is the offshore of China and Russia) and the North Sea of China in the east, which is vast, rich and strategically important. Tatar strait, China, which is very important in the west, faces Chinese mainland; The Jiuye Strait in the south (called Zonggu Strait in Japan and La Perus Strait in Russia) is not far from Hokkaido, Japan.

Taiwan Province Island, the second largest island, is located between the East China Sea and the South China Sea in China, with the Taiwan Province Strait in the west and the endless Pacific Ocean in the east!

The third largest island: Hainan Island, the kingdom of animals and plants in the tropical region of the motherland.

The fourth largest island: Ryukyu Island, bordering the Pacific Ocean in the east, is a natural barrier to the east of China.

18. What are the names of the main sea areas in China?

From north to south, it is the North Sea (called the Sea of Okhotsk by Russians), the estuary of Heilongjiang, the third largest river in China, and the sea area near Sakhalin Island, the largest island in China, with world-famous natural fishing grounds.

The West Sea (the so-called Sea of Japan in Japanese) is surrounded by the northeastern mainland of China, Sakhalin Island of China, the Korean Peninsula and the Japanese archipelago.

Bohai Sea

Yellow Sea

East China Sea: Northwest is the Yellow Sea of China; To the west are Chinese mainland, Jiangsu, Shanghai and Zhejiang provinces; In the south, it is the island of Taiwan Province Province in China and the Strait of Taiwan Province Province; To the east is the Pearl of the Pacific Ocean-Ryukyu Islands in China.

South China Sea: The sea area between Chinese mainland, Taiwan Province Island, Philippine Islands, Indonesia, Malaysia and Viet Nam.

East China Sea: that is, the waters near the east coast of China's Ryukyu Islands and Taiwan Province Island, and the west coast of the Pacific Ocean; From here, China can directly lead to the world, without resorting to passing through the waters of other countries.

19. Where is "Jiangnan in Tibet"?

Located in the tropical and subtropical region in the southeast of Xizang Autonomous Region, China, south of the Yarlung Zangbo River Grand Canyon, it is another extremely important animal and plant kingdom in China, which is administratively divided into Shannan region of Xizang Autonomous Region and Chayu region. The area is about 6.5438+0.2 million square kilometers, which is equivalent to the area of Zhejiang Province.

20. Where is the East Sea in China?

Tanggu-Liang Hai is the northernmost part of northwest China, bordering the Russian Federation across Sayanling in the north. Underground mineral resources (especially gold mines) are very rich. It is as famous as Altai Mountain (which means Jinshan in Uyghur), which is a great treasure mountain between Xinjiang and Tai Su.

2 1, China Wusuli River and Heilongjiang River have a big mountain range running through the north and south. What's her name?

She is the Sihot (indigenous language) mountain range; This is a whole dense virgin forest! The richness of underground mineral deposits surprises the world!

22. What are the famous major ports in Northeast China?

Dalian, the largest port in Northeast China;

Vladivostok: The second largest port in northeast China, bordering on the West Sea of China (some people call it the Sea of Japan), has an extremely important military position.

23. Why is Sakhalin Island (so-called "Sakhalin Island" by Russians) called the treasure island of China?

Sakhalin Island, the largest island in China, covers an area of about 76,000 square kilometers, which is twice that of Taiwan Province Province, the second largest island in China. Located in the strategic position of the North Pacific route entering East Asia, Southeast Asia, Asia, Africa and Europe, the fortress of communication between Russia, the United States, Canada and Japan is only about 1000 nautical mile from the Aleutian Islands of the United States, and its geographical position is rare in the world! ! ! Sakhalin Island belongs to the sub-frigid zone, and it is the animal and plant kingdom of China, comparable to Alaska in the United States; Sakhalin Island is rich in forest resources; The underground and its coastal waters are rich in oil, natural gas and mineral deposits, and the Russians will develop it soon! ! ! The southeast corner of Sakhalin Island is the third largest fishing ground in the world (what the Japanese call "Hokkaido Fishing Ground"! ! ! Sakhalin Island has been the sacred territory of China since ancient times! ! ! It is the largest island in China! ! ! Is the treasure of the Chinese nation! ! !

24. Where is the outer Baikal region of China?

Outer Baikal area is located in the east of Lake Baikal (including lakes) and west of Ergon River, covering an area of about 390,000 square kilometers. Its capital is Ulan-Ude, mainly inhabited by Balhubria Mongolians, with high-quality natural grasslands (better than those on the Mongolian plateau).

25. How long is the land coastline of Chinese mainland?

About 20000 kilometers; Among them, the south of the Korean Peninsula is 18000 km, and the north is 2000 km. The coastline of this section is relatively straight.

26. Where did the name of Xing 'anling come from?

There are three mountains named after "Xing 'an Mountains" in China: Daxinganling and Xiaoxing 'an Mountains; Waixing' anling. Daxing 'anling is mainly in Inner Mongolia Autonomous Region, and Xiaoxing 'anling spans Heilongjiang Province and Jilin Province. The Outer Xing 'an Mountains are the border mountains between China and Russia in eastern Asia. Together with the Ergon River, it defends the vast treasures and sacred land in the northeast of the motherland.

The name of Xing 'an Mountains obviously means stability and prosperity, which is the common aspiration of the working people in our country.

27. What is the name of the management organization of Heilongjiang River Basin and Sakhalin Island in China?

As early as the Paleolithic Age, China ancestors had been producing and operating in this area, and there were many ethnic tribes, among which the famous Heishui Mohong, the famous Jurchen tribe, the Tatars, the Oroqen tribe and the Hezhe tribe were all descendants of the Chinese nation with black hair and yellow skin. This area was formally incorporated into Chinese territory in the Tang Dynasty 1,300 years ago, and Emperor Taizong personally named it Bohai Kingdom (one of the seven local kingdoms in the Tang Dynasty). The location of the Ming Dynasty's management organization, Nur Daitu Division, was Miaojie Town, a seaport in Heilongjiang Province.

28. Composition of Ryukyu Islands in China.

The Ryukyu Islands in China are composed of Zhongshan Islands (the local kingdom in Yuan Dynasty: under the jurisdiction of Zhongshan State, now known as "Okinawa Islands"), Xiandao Islands and Dadong Islands 300 nautical miles east. Among them, the largest island in the northern part of Zhongshan Islands is Oshima, which faces the northern and southern islands of Japan's Dayu Islands across the sea.

29. What is the shape of China's territory?

China has a vast territory (land and sea), about 18000000 square kilometers. Including Xinjiang to the east of the west bank of Balkhash Lake, Mobei to the south of Tangnuriang Sea, the whole Mongolian Plateau, the whole Heilongjiang River Basin, Sakhalin Island and the Qinghai-Tibet Plateau (including "Jiangnan in Tibet")

Including), Jiaodong Province, Ryukyu Islands, Taiwan Province Island and Hainan Island. The shape is plump and beautiful, and the east is surrounded by the sea or ocean from north to south, which really gives people a sense of richness, perfection, loveliness and auspiciousness. Thank you very much for our ancestors leaving such a precious place for our future generations with hardships! She looks like a lion.

30. What are the highest and lowest places in China?

The highest place in China is Mount Everest, one of the main peaks in the Himalayas on the Qinghai-Tibet Plateau. The newly measured height is 8844 meters above sea level. Undoubtedly, the lowest place is the Ryukyu Trench, at an altitude of-9,200m, which is located to the east of China's Ryukyu Islands and about 200 nautical miles from the Mariana Trench, the deepest trench in the world (at an altitude of about-1 1380M, located to the east of the American Northern Mariana Islands in the Pacific Ocean).