传染病在人群中暴发、流行，其病原体向周围播散时所能波及的地区是（）。
A.疫点
B.疫区
C.疫情通报
D.疫情报告
E.疫情公布
参考答案：B
句型转换
1. I can ride a horse. (改为否定句)
I _____ _____ a horse.
2. We can speak Chinese. (改为一般疑问句,并作肯定回答)
—_____ you speak Chinese?
—_____, we _____ .
3. Tony can swim very well. (改为一般疑问句,并作否定回答)
—_____Tony swim very well?
—_____, _____ _____ .
4. I, Beth, English, can, and, speak (. ) (连词成句)
_______________________________________
5. Tom can play football. (对划线部分提问)
_____ can Tom _____?
王清任对“业医诊病，当先明脏腑”有何论述？
