Question

【题目】I think _______ is important for us to go to bed early every night.

A. itB. thatC. oneD. this

Answer 1

【答案】A

【解析】

句意：我认为每天晚上早点上床睡觉对我们很重要的。本题考查句型：It's+形容词+for/of sb.+to do sth. 做某事对于某人来说……，it是形式主语，指代后面的动词不定式。选项B/C/D不能做形式主语。故答案为A。