Question

【题目】These days, people ________ many trees, so we don’t have much clean air now.

A. cut down B. come true C. have to D. get to

Answer 1

【答案】A

【解析】试题分析：句意：这些日子里，人们砍倒了很多树，于是现在我们就没有了清洁的空气。A砍倒B实现C不得不D到达。故选A。