the last question that our english teacher asked was difficult ___
问题描述:
the last question that our english teacher asked was difficult ___
A to answer toB to be answered C answering D to answer
选择哪个,为什么?谢谢!
答
D
固定用法:be +adj.to do sth 做……怎么样(was difficult to answer 很难回答)可答案是B有时答案也有错的呀,正确的是D