问题
单项选择题
幼儿园中易发生的传染病的传播途径为（）
A.日常接触传播
B.空气飞沫传播
C.消化道传播
D.血液传播
E.虫媒传播
答案
参考答案：B
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幼儿园中易发生的传染病的传播途径为（）
A.日常接触传播
B.空气飞沫传播
C.消化道传播
D.血液传播
E.虫媒传播
参考答案：B
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too much time in front of TV. And they hardly ever exercise. Doctors say that the more students watch TV, the (2) ___________ they become. Because while they (3) ___________ TV, they often eat some food, and they don't move. On the other hand, their eyes can't get a rest. It's bad for their eyes, too. To keep (4) ___________, children should exercise, talk with friends and parents, or go out for a walk, and don't always watch TV. It's very easy (5) ___________ like that. Let's have a try. |