I Think a lot of work .....to prepare for the entrance examination . A.should be done. B.should have been done. C.should do. D.should have

2 câu trả lời

I Think a lot of work .....to prepare for the entrance examination .

A.should be done.

B.should have been done.

C.should do

. D.should have

cho mik CTLHN nhé!!!!^v^!!!

B.should have been done.