If a computer crashes,you will lose the file you _____ on unless you save it regularly.______ 

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• 1Profits in his company went up by 25% last year,and _____ so far this year though the financial situation is bad.

  A.haven't decreased

  B.didn't decrease

  C.haven't been decreased

  D.weren't decreased

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• 2Run as quickly as you can, otherwise you ___ in the heavy rain soon.

  A.be caught

  B.will be caught

  C.will catch

  D.would have been caught

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• 3— The food here is nice enough. — My friend ______ me a right place.

  A.introduces

  B.introduced

  C.had introduced

  D.was introducing

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• 4A lot of money can ___ by this way.

  A.save

  B.saved

  C.saving

  D.be saved

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• 5I was out of my village at the time, so I don't know exactly how it_______about.

  A.has come

  B.was coming

  C.Came

  D.Comes

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• 6—Ouch!You hurt me! —I am sorry.But I ___ any harm.I ___ to drive a rat out.

  A.didn't mean;tried

  B.don't mean;am trying

  C.haven't meant;tried

  D.didn't mean;was trying

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• 7---You could have asked your brother for help. He is good at math. ---Yes. A whole day________ .

  A.will waste

  B.had wasted

  C.was wasted

  D.would be wasted

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• 8When I called you this morning,nobody answered the phone.Where ______?

  A.did you go

  B.have you gone

  C.were you

  D.had you been

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• 9　　------Your phone number again ? I ______ quite catch it . 　　------ It's 9568442.

  A.didn't

  B.couldn't

  C.don't

  D.can't

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• 10-Can we meet tomorrow afternoon? —Not in the afternoon ,I'm afraid. I____________.

  A.will be working

  B.am going to work

  C.am about to work

  D.will work

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