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科目: 來(lái)源:不詳 題型:單選題

It is the first time that Chinese astronaut Wang Yue________as one of the volunteers for the Mars-500 test project .   
A.has been selectedB.had been selectedC.has selectedD.selected

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科目: 來(lái)源:不詳 題型:單選題


This year’s National Day ____ in a practical way, which is reported in People’s Daily.   
A.is to be observedB.observeC.observesD.is to observe

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科目: 來(lái)源:不詳 題型:單選題


Give me an undisturbed hour and I’ll see the work Tom ___ unfinished.
A.will leaveB.is leavingC.has leftD.had left

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科目: 來(lái)源:不詳 題型:單選題


Unitl tens of years ago, most zoos      in such a way—animals in one area and birds in another.
A.were organizedB.had organized
C.will organizeD.have been organized

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科目: 來(lái)源:不詳 題型:單選題


The book __, it’s a best-seller.
A.sell wellB.is sold wellC.has sold wellD.sells well

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科目: 來(lái)源:不詳 題型:單選題


I thought it __ very boring, but it wasn’t.
A.is going to beB.was going to beC.used to beingD.can be

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科目: 來(lái)源:不詳 題型:單選題


—I called you many times yesterday morning, but I couldn’t get through.
—Oh. My brother ______on the phone all the time!
A.was talkingB.has been talkingC.has talkedD.talked

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科目: 來(lái)源:不詳 題型:單選題


---Is there anything wrong, Bob? You look sad.
---Oh, nothing much.In fact, I        of my friends back home.
A.have just thoughtB.was just thinking
C.would just thinkD.will just be thinking

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科目: 來(lái)源:不詳 題型:單選題


----You haven’t said a word about the design ,Mike. What’s your idea?
----I’m sorry I _______ about something else just now.
A.a(chǎn)m thinkingB.thoughtC.was thinkingD.had thought

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科目: 來(lái)源:不詳 題型:單選題


By the time she reached the corner of the street, the footsteps _________.
A.had goneB.were goneC.a(chǎn)re missing D.have disappeared

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