根据句意和首字母提示，补全单词。

1. We usually have class meeting on F            .

2. Do you mind s             talking now? I'm sleepy.

3. Have you r             to his letter?

4. Sorry for c             you so much trouble.

5. Don't look out of the window. You must pay a             to the teacher.

下列哪项与羊水栓塞的诊断有关（）

A.分娩时出现典型的临床表现

B.抽取下腔静脉血镜检有无羊水成分

C.胸部X平片了解肺部情况

D.ECG检查

E.纤溶全套检查