Projece needs labour more than ____because it is very diifficultA.has been put in B.have been put in C.being put in D.to put in

问题描述:

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

A 根据题意 要你改是现在完成时 labour不可数 所以三单 还有应该是project吧

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.