We used (使用) computers many years ago but now they’re everywhere.A. alwaysB. oftenC. usu

问题补充：

We used (使用) computers many years ago, but now they’re everywhere.

A. always

B. often

C. usually

D. hardly ever

答案：

A. always

B. often

C. usually

(答案→)D. hardly ever

解析：这一题句中有but一词，表示语气的转折，后一句说现在到处都是，所以选D几乎不曾，多年以前我们几乎不使用电脑。更符合语气。