your sisters doing? [ ]
A. What are
B. What is
C. Where is
D. Where are
答案：A
---Could you explain to me what an adventure is, Mr. Smith?
---An adventure doesn't necessarily mean doing something rough and dangerous. It may be _____ that you have never experienced before. [ ]
A. everything
B. something
C. anything
D. nothing
如实记载有关会议基本情况和主要内容的文书称______
A．会议记录 B．会议纪要C．会议决议 D．会议简报
