Question

【题目】We should do what we can ______ people’s hard work pays off.

A. be sure B. being sure

C. making sure D. to make sure

Answer 1

【答案】D

【解析】试题分析：考查不定式用法。本句中不定式短语在句中做目的状语。句意：我们应该做我们能做的事情来保证人们的辛勤工作得到回报。故D正确。