↑ 收起筛选 ↑
试题详情

With his attention________on the shops along the roadside,he knocked an old man down while riding to school.

A  concentrating     B.concentrated     C.to concentrate      D.concentrates

答案 B

解析 考查词组,故选B项。

高三英语单项填空中等难度题

少年,再来一题如何?
试题答案
试题解析
相关试题