根据短文内容，从短文给的选项中选出能填入空白处的最佳选项。
       The COVID-19 epidemic (新冠疫情) is still spreading rapidly throughout the world. Luckily, it is under control in China with the efforts of our government and all the people. However, we should still be careful in our daily life. There’re some rules for us to follow.
       Get vaccinated (打疫苗)
       Since there’s still no special medicine to cure (治愈) COVID-19, 【小题1】 The government is providing available vaccine (疫苗) for everyone in our country. If you’re over 18 years old and in good health, you can get vaccinated near your community. 【小题2】
       Wear masks (口罩)
       People have been used to wearing masks since the epidemic broke out. It is summer now, maybe wearing masks in hot weather makes you feel uncomfortable. However, 【小题3】
       So whenever you go out, don’t forget to put on your mask. You may look cooler with a mask on!
       Wash your hands
       【小题4】 Especially when you get home from school or work, or return from any other public places, the first thing you should do is to turn on the tap (水龙头), pick up the soap and wash your hands completely.
       Keep safe social distance (距离)
       You’d better not go to crowded places. The summer vacation is beginning. If you have to go to the stores, movies, parties, supermarkets, and so on, besides wearing masks, remember to keep social distance. 【小题5】

Anyway, take good care of yourself and live a safe and happy life!

A．What’s more, it is free!

B．Wash your hands as often as possible.

C．Avoid getting too close to other people.

D．the vaccine is the most important way to stop it.

E．it is still a good way to stop the virus (病毒) from spreading among people.