By the time Dave got up , his mother breakfast. A. has cooked B. had cooked C. cooked D. have cooked 查看更多

 

题目列表(包括答案和解析)

By the time Dave got up, his mother ________ breakfast.

[  ]

A.has cooked

B.had cooked

C.cooked

D.have cooked

查看答案和解析>>


同步练习册答案