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问题 单项选择题

对于痢疾杆菌的叙述不恰当的为（）。

A.主要流行菌群为B群

B.在外界生存能力较差

C.为革兰阴性的无鞭毛杆菌

D.各型痢疾杆菌均可产生内毒素

E.属肠杆菌科志贺菌属

答案

参考答案：B

单项选择题

I was addressing and stamping envelops (信封) when I found there were no stamps left. "I have some in here," my daughter said as she reached for her Bible (圣经).
"It just shows that if you need help, turn to the Bible." I said.
"I also keep my household money (家用钱) in here," she replied. "It’s a good place to hide things. The ones who do open the Bible wouldn’t steal from it, and the ones who would steal never open it.\

She also kept her stamps in it.

A. Right.


B. Wrong.

C. Doesn’t say.
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单项选择题

班组质量管理工作的水平高低在很大程度上影响（）。

A.劳动生产率

B.产品质量

C.产量

D.工作质量
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