Question

【题目】—Let’s go out for a walk.

—You’d better not. These days the air is getting much ________ than it was before.

A. better B. worse C. cleaner D. easier

Answer 1

【答案】B

【解析】

试题分析：句意：--让我们出去散个步吧！最好不要去，这些天，空气变得比以前还要糟糕。根据句意是变得更糟糕了，故选B。