—_____
— It's a Q. [ ]
A. What's this?
B. What color is it?
C. How are you?
答案:A
I found the book I ()I ()in the teachers' room! What a happy afternoon!
A. think; have found
B. thought; had lost
C. saw ; put
D. thought ; had taken
预激综合征最易引起的心律失常是()
A.室性阵发性心动过速
B.心房颤动
C.心室颤动
D.心房扑动
E.室上性阵发性心动过速