. If the computer system suddenly, there will be too much trouble.A．breaks downB．breaks outC．breaks

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• So far, scientists haven’t found any evidence of water that ______ life on Mars. A．holdsB．raisesC．br
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• --- Tom, why are you late again? ---- Sorry, manager. My car _________ on my way to the office.A．bro
• —Does he work hard at his lessons? —Yes, he __ no efforts, I dare say.A．spends B．sharesC．sparesD．was
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• – You seem to have learnt it by heart.--- Yes, I_________.A．seemB．haveC．doD．did-高三英语
• .In that country about 80 percent of the population _____ farm.A．live onB．lives onC．live byD．lives b
• .Everyone is waiting for the exciting time when the chairman will _________ the results of the elect
• The aging population in China will greatly _______ the whole society.A．effectB．effortC．affectD．affor
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• As we all know, Jack is experienced _____ the problem of this kind.A．to work outB．at workingC．at wor
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• When I met her at the entrance to the hall, she_________to me that she had seen me.A．toldB．mentioned
• These signatures are very similar.Can you_________them apart?A．makeB．divideC．tellD．separate-高三英语
• Although the prices of TV set are ____, he managed to make the manager _____ the price of that TV se
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