游客
题文

 
25. ―Look! What a mistake! Why?
―Sorry, I _________ on it.

A.don’t concentrate B.hadn’t concentrated
C.haven’t been concentrating D.wasn’t concentrating
科目 英语   题型 单选题   难度 较易
知识点: 动词语态
登录免费查看答案和解析
相关试题

Police have found ______appears to be the lost ancient statue.

A.which B.where C.how D.what

To her joy, Della earned first the trust of her students and then ______of her colleagues.

A.that B.one C.ones D.those

The accident caused some ______to my car, but it’s nothing serious.

A.harm B.injury C.ruin D.damage

This is by far ______movie that I have ever seen.

A.an inspiring B.a much inspiring C.the most inspiring D.the more inspiring

--- The T-shirt I received is not the same as is shown online.
--- ______? But I promise you we’ll look into it right away.

A.Who says B.How come C.What for D.Why worry

Copyright ©2020-2025 优题课 youtike.com 版权所有

粤ICP备20024846号