Question

【题目】The street is busy, You'd better ________ across it.

A.not runB.not to runC.to not runD.don't run

Answer 1

【答案】A

【解析】

句意：这条街很喧闹，你最好不要横穿它。

考查情态动词had better。根据固定搭配had better not do sth意为“最好不要做某事”，可知，应该用的是not run，故选A。