I am very sorry for______for so long.

2023-12-27 03:24:55
英语语法部分

I am very sorry for______for so long.

A.keep you waiting

B.having kept you waiting

C.waiting for you

D.keep you wait

正确答案是B

上一篇：Not until I reminded him for the third time______working and loo

下一篇：When and where the new hospital will be built______a mystery