Question

【题目】Many trees have been planted recently, and _______,the air has become fresh again.

A. at once B. because of C. as a result D. in a way

Answer 1

【答案】C

【解析】

试题分析：句意: 最近种了许多树，结果空气又变新鲜了。固定短语as a result，结果。是所以选C。