摘要：1．----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
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----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
查看习题详情和答案>>----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
查看习题详情和答案>>----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
查看习题详情和答案>>