cho em coin đi
em ko bt giải hihi
em còn nhỏ
Khum cần coin đou e nha
IV
1 have known - was
2 have you read
3 have never seen
4 Have you already finished
5 has learned
6 has already given
7 have lived
8 haven't cleaned
9 has she learned
10 has taught
V
1 to go
2 studying
3 saw
4 was painted
5 didn't see
6 have played
7 has been read
8 get
9 getting
10 would have
11 cut
12 would come
13 has been
14 has been celebrated
15 were broken