Question

【题目】I think _____ difficult for us to learn a foreign language well in a short time.

A. that B. this C. one D. it

Answer 1

【答案】D

【解析】

句意：我认为对于我们来说在很短的时间学习一门外语是困难的。A. that那个；B. this这个；C. one一个；D. it它。短语think it+形容词+to do sth.表示认为做某事是……；根据题意，故选D。