EX 7:
1, had
2, bought
3, phoned - didn't answer
4, took
5, Were
6, came - turned - sat - began
7, didn't do - went
8, did you start
9, affected
10, received
EX 8:
1, built
2, didn't go
3, had
4, broke
5, visited
6, were
7, did you buy
8, Did Lan and Mai see
9, Did Trung eat
10, went
11, drove
12, stopped - bought
13, didn't go
14, did you do - did
15, got - had
16, wrote
17, taught
18, sold
19, drank
20, won
21, fell
22, didn't go
23, spent - bought - costed
24, was - went
25, flew
@Chúc bạn học tốt
@Cho mik xin ctlhn với ạ
