摘要： You look very tired. You very late last night. A. might sit up B. could sit up C. can have sat up D. must have sat up
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--- You look very tired. _____ at all last night?
--- No, not really. I’m tired out now.
A．Do you sleep B．Were you sleeping C．Did you sleep D．Had you slept
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—I had been working till 4:00 a.m. to prepare a report for my boss.
—____ you look very tired.
A. No doubt B. No hurry C. No wonder D. No need
查看习题详情和答案>>—I had been working till 4∶00 a．m. to prepare a report for my boss.
—________you look very tired.
A．No doubt B．No hurry C．No wonder D．No need
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