何谓围产期心肌病？
参考答案：是指原无心脏病者，发生于妊娠末期至分娩5个月内的扩张型心肌病。
用所给词的适当形式填空。
1. Jerry only _________(watch) TV on Sunday.
2. He can _________(play) the violin _________(good).
3. Can you help _________(our)?
4. Kevin Johnson and Thomas Smith are _________(act).
5. What _________(be) your roommates' telephone numbers?
6. I found a set of _________(key).
7. These are my family _________(photo).
8. I don't like _________(tomato).
对人类有明显致病性的肠杆菌科细菌有（）
A.沙门菌属
B.志贺菌属
C.肠产毒型大肠埃希菌
D.枸橼酸杆菌属
E.鼠疫耶尔森菌
