单词填空

1. Flying across the Atlantic for the first time was a great _____ (achieve).

2. I'm not ______ (certainly) whether I can do it.

3. I know her_____ (fair) well, though we aren't close friends.

4. We take great _____ (proud) in your success.

5. _____ (when) you like, I'll tell you the whole thing.

4岁患儿，体重15kg，因肠套叠呕吐7天入院。患儿呼吸深而快，40次／分，血压90／50mmHg，急症手术，术中突发室颤，拟行胸外电除颤，下列措施正确的是（）。

A.尽量纠正酸中毒

B.两电极板分别置于胸骨左右缘第4肋间

C.应在呼气末放电

D.首先保证呼吸通畅，保证供氧

E.如EKG为细颤应将其转为粗颤