Question

【题目】They suggested _____ until the proper time.

A. wait B. to wait C. waiting

Answer 1

【答案】C

【解析】

句意：他们建议等待适当的时机。A. wait动词原形；B. to wait动词不定式；C. waiting分词或动名词。suggest doing sth.建议做某事，故答案为C。