Question

--- ______ has Liu Xiang taken part in world’s competitions of 110-metre hurdles?
--- I’ve no idea. Let’s find it out on the Internet.

1. A.
   How often
2. B.
   How many times
3. C.
   How much time
4. D.
   How much

Answer 1

B
根据答语内容I’ve no idea. Let’s find it out on the Internet.可知答案为B。