问题 选择题

 __________I see him, he looks sad.

A.Every now and then

B.Every now and again

C.Every so often

D.Every time

答案

D

题目分析:句意: 我每次见到他,他看起来都很难过。A. Every now and then不时地,常常;B. Every now and again偶尔,有时;C. Every so often偶尔,时常;D. Every time每次,每当,在这里是连词,后跟句子,引导的时间状语从句。根据句意故选D。

考点:

单项选择题
名词解释