* * 内出现大量稀薄泡沫样白带的病人，最可能的疾病是（）。

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问题单项选择题

A.附件炎

B.滴虫性 * * 炎

C.慢性宫颈炎

D.前庭大腺炎

E.老年性 * * 炎

答案

参考答案：B

补全对话，情景问答

根据对话内容及首字母提示补全对话。

A: Hi, Tom.

B: Hi, Jack. What are you d __1__ now?

A: I am r __2__ a book. It is i __3__

B: Do you w __4__ to go to the movies?

A: That s __5__ good. Are there any action movies today?

B: No, there aren't. There is a t __6__

A: I don't like thrillers. Let's go s __7__

B: Swimming? Great! When will we m __8__ ?

A: How a __9__ 5:00?

B: OK, let's meet at the swimming p__10__ .See you then.

A: See you.

填空题

防止冷却水进入高压设备，主要是减少（）进入高压设备，降低高压设备列管的腐蚀。