Gan! Retrograde heroes don't dismount and fight poisonous demons, but they still fight for their lives.

Forrest Gump: Yes, yes.

2. Sixteen-character sequence. hill

Mountain Raytheon Vulcan, a great responsibility. Elite exchange, cut the crown of poison.

Raytheon Vulcan: Raytheon Mountain and Vulcan Mountain are two newly-built hospitals in COVID-19.

3, 16 word order. chase

Chase! Ordered the elite to return. Gather national strength, and the crown will be destroyed.

Chase: Race against novel coronavirus's communication, race against time and race against life.

Return: return to the team, return to the post.

Extended data:

1, open the window for ventilation. Appropriate window ventilation and enhanced air circulation can effectively prevent respiratory infectious diseases. It is recommended to ventilate 3- 4 times a day for 15- 30 minutes each time.

2. Wear a mask. Avoid crowded places and wear masks when necessary. The mask should be replaced in time after it has been worn for a certain period of time. If it is polluted, it should be replaced as soon as possible, so remember to prepare two more when you go out!

3. Pay attention to hygiene and wash your hands frequently.

4. Keep a good attitude. Maintain healthy eating habits, eat more fruits and vegetables, and stay away from unhealthy foods such as potato chips and spicy strips.