Giúp mình với ạ tối mình học rồi ạ

Dựa vào cấu trúc thì quá khứ đơn:

1) cut

2) didn't make

3) became

4) decided

5) rained

6) used

7) goes, opens, turns, begins (Thì hiện tại đơn)

8) didn't walk/took

9) left

10) brought

11) was

12) received

13) didn't go

14) didn't eat

15) returned

16) didn't wear

17) wore

18) bought

19) took

20) didn't take

Công thức thì QKĐ (V: to be)

(+) S + was/were + ... 

(-) S + was/were + not ... 

(?) Was/Were + S ... ? 

S số ít, I, he, she, it + was

S số nhiều, you, we ,they + were

Công thức thì QKĐ (V: thường)

(+) S + V2/ed 

(-) S + didn't + V1 

(?) Did + S+ V1?

DHNB: ago, last (year, month ...), yesterday, in + năm QK, ...

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(Lưu ý: 1 số câu cho dấu phẩy sai)

1. cut

DHNB: yesterday 

2. didn't make 

DHNB: last week 

3. became 

DHNB: in 1990

4. decided 

5. rained 

DHNB: last week 

6. used 

DHNB: last Sunday 

7. went / opened / turned / began 

8. didn't walk / took 

9. left 

DHNB: yesterday 

10. brought 

DHNB: last week 

11. was

DHNB: last week 

12. received 

DHNB: yesterday 

13. didn't go 

DHNB: last night 

14. didn't eat 

15. returned 

DHNB: ago 

16. didn't wear 

DHNB: last birthday party 

17. wore

DHNB: last birthday party 

18. bought 

19. took

DHNB: last Sunday 

20. didn't take

DHNB: last Sunday