How to keep healthy? It’s easy for us to catch a cold in winter and spring because the weather changes a lot in spring and it is too cold in winter. But if we take care in our life, all of us can keep healthy without any cold.
【小题1】 This will stop germs（细菌,病毒） passing from one person to another. When you finish your work or before you eat, you’d better wash your hands. 【小题2】 . Use a tissue（纸巾）, and then throw it into dustbins at once. When others around you are coughing, I advise you to turn your head away from the people so that their viruses won’t reach you. Get more fresh air. Germs like staying around in dry and warm rooms. 【小题3】 . Don’t stay too long in the places with too many people.
If flu is going round house or school, you should try to stay away from those who are ill.【小题4】
Boil your toothbrush for about a minute. This kills germs. 【小题5】. If you have used the toothbrush for three months or so, throw it away and buy a new one. A．Have a shower every day B．Wash your hands often C．Don’t use your hands when coughing D．Don’t go out often when you are coughingE. Besides, don’t use the same toothbrush too long
F. In this way, you won’t be infected by these people
G. So you’d better stay in the places with more fresh air.B
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(答案→)B
解析：本文介绍了人们如何保持健康，为了防止病毒的传播，我们要勤洗手，当咳嗽的时候不要用手，而要用纸巾，要多呼吸新鲜的空气，不要在人多的地方停留太久。要勤刷牙，并且牙刷不要使用时间太长，要及时换新的。
【小题1】根据This will stop germs（细菌,病毒） passing from one person to another. When you finish your work or before you eat, you’d better wash your hands. 要洗手，故选B。
【小题2】根据Use a tissue（纸巾）, and then throw it into dustbins at once. When others around you are coughing,当咳嗽时不要用手而用纸巾，故选C。
【小题3】根据Get more fresh air. Germs like staying around in dry and warm rooms.呆在能呼吸新鲜空气的地方，故选G。
【小题4】根据If flu is going round house or school, you should try to stay away from those who are ill.和养你就不会被感染，故选F。
【小题5】根据If you have used the toothbrush for three months or so, throw it away and buy a new one.不要用牙刷太久，故选E。