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【Projeceneedslabourmorethan____becauseitisverydiifficultA.hasbeenputinB.havebeenputinC.beingputinD.toputin】
题目内容：
Projece needs labour more than ____because it is very diifficult
A.has been put in B.have been put in C.being put in D.to put in优质解答
A因为前后要一致,前面用第三人称单数,more than后也应该是第三人称单数,
只有A符合题意.
A.has been put in B.have been put in C.being put in D.to put in
优质解答
只有A符合题意.
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