农村发生甲类传染病要求上报时间是
A.6h以内上报B.12h上报C.18h上报D.24h上报E.30h上报
参考答案:B
附加题。
下面5 只碗中的液体都是无色透明的,都可以喝。在分辨五种液体时,可 以摸,可以闻,但只许尝一次,就能把这五种液体区分出来。你知道怎么区分吗?
开放作文。
请根据下面提示,写一篇短文。词数不少于50。
In your English class, your teacher shows you the following picture. You are asked to describe the
picture and explain how you understand it.
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