1 was
2 played
3 was
4 Did you go
5 returned
6 taught
7 didn't go
8 was
9 didn't come
10 did you do
1. was
2. played
3.was
4, did-go
5, returned chúc bạn học tốt 
1.was
2.played
3.was
4.k có từ trong ngoặc
5.returned
6.teached
7.did not go
8.was
9.did not come
10.Did_do
6. taught
7. didn't
8. was
9. didn't come
10. did-do
1. was
2. played
3. was
4. Did you go...?
5. returned
6. taught
7. didn't go
8. was
9. didn't come
10. When did you do...?
1.Was 2.played 3.was 4.Ko có nha 5.returned 6.teached 7.did not go 8.was 9.did not come 10.did
1 was
2 played
3 was
4 Did you go
5 returned
6 taught
7 didn't go
8 was
9 didn't come
10 did you do
