2. 外语
  3. Colds are caused by exposure to severe weather. Cold viruses can remain infectious for up to 10 hours.

Colds are caused by exposure to severe weather. Cold viruses can remain infectious for up to 10 hours.

admin2009-06-15  71
问题 Colds are caused by exposure to severe weather.
Cold viruses can remain infectious for up to 10 hours.
选项 A、Right
B、Wrong
C、Not mentioned
答案B
解析 见第四段首句。
转载请注明原文地址:https://kaotiyun.com/show/mz1d777K
本试题收录于： 职称英语卫生类C级题库职称英语分类
0

职称英语卫生类C级

职称英语

相关试题推荐
随机试题
最新回复(0)