----I’m sorry, but there is no smoking on this flight. ----Oh, I _____ that. Sorry, I won’t again.
A.don’t know | B.didn’t know |
C.won’t know | D.haven’t known |
相关知识点
推荐试卷
----I’m sorry, but there is no smoking on this flight. ----Oh, I _____ that. Sorry, I won’t again.
A.don’t know | B.didn’t know |
C.won’t know | D.haven’t known |
试题篮
()