A．workB．workedC．working

If oil density were greater than water’s, the oil separator _____.A.did workB.would work w

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【B3】A．playedB．workedC．operatedD．affected

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Will you ______ this evening？A、workB、worksC、workingD、worked

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We found him（)in the laboratory.A. workB. workingC. to work

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The machines are made _____ at full speed.A.workB.workingC.to workD.to be worked

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62._________A. foundB. workedC. turnedD. set

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The workers want us ________ together with them. A.workB.working C.to workD.worked

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