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The meeting ________ until our headmaster ________ last Thursday.
[ ]
2. We won't begin the meeting until he _____ (come).
3. I had some problems _____ (work) out the math problem.
4. Thanks a lot for _____ (invite) me to your birthday party.
5. Did you watch those boys _____ (play) soccer yesterday afternoon?
--We won't begin the meeting until Mr. Black comes here．
-- he doesn't come?
A．How if B．What if C．As if D．What for
查看习题详情和答案>>Complete the sentences with the given words in their suitable forms. (共8分)
1.Some parents purchase new _______________ (toy) for their kids before Christmas.
2.All the classmates took the difficult exam, but only _______________ (fifth) of them passed.
3.They were proud to say these paintings belonged to _______________ (they).
4.The professor made an interesting _______________(speak) at the meeting.
5.Children
were fond of reading _______________ (excit
e)
stories in their free time. e
6.They
had
a(n) _______________ (happy) trip because of the bad weather.
7.PM2.5 is _______________ (main) caused by air pollution in some parts of the country.
8.The doctor is ready to _______________ (operation) on his broken leg.
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