题目

题型：不详难度：来源：

— _________ 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.

A．How often

B．How many times

C．How much time

D．How much

答案

B

解析

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