All the exam papers _______ ,the teacher sent the class home.A.ha_英语解答

All the exam papers _______ ,the teacher sent the class home.
A.having been handed in B.having hands in C.handing in D.being handed in

人气：130 ℃　时间：2019-08-21 18:42:55

解答

A
还是过去分词作定语
因为试卷是被上交
所以用 been handed
因为试卷已经被交了
老师才让同学们回家
所以用完成时 having been done
综上所述
选A