#PLPT
Đáp án+Giải thích các bước giải:
3.C.be worn
4.C.have writen
5.D. are returned – will be given
6.A.be divided
7.B.be seen
8.B.be married
9.D.be given
10.A.should be
11.B.have been left
12.D.finish
13.D.be returned
14.C.should have been sent
15.A.don’t have to introduce
16.B.will invite
17.C.is going to be built