Quá Khứ Đơn :

-> Diễn tả một hành động/trạng thái đã xong hẳn trong quá khứ

-> (+) S + ved/V2

     ( - ) S + didn't + V-inf 

     ( ? ) Did + S +V-inf

Answer for the paragraph : 

1. was  

2. got 

3. did

4. took

5. combed 

6. had

7. ate

8. drank 

9. helped 

10. brushed 

11. put

12. went 

13. had 

14. returned 

15. did

16. ate 

17. took

18. was 

19. came 

20. went 

1. What day was yesterday?

-> Yesterday was Sunday 

2. What time did Nam get up?

-> Nam got up at 6 

3. What did he do after breakfast?

-> He helped Mom clean the table 

4. Who did he have lunch with? 

-> He had lunch with his grandparents 

5. What time did he have dinner ?

-> He had dinner at 6.30 

$*OwO:$ Thì quá khứ đơn:

- VỚI ĐỘNG TỪ TOBE:

$(+)$ S + was (I, He, She, It, Danh từ số ít) $/$ were (You, We, They, Danh từ số nhiều) + $...$

$(-)$ S + was (I, He, She, It, Danh từ số ít) $/$ were (You, We, They, Danh từ số nhiều) + not + $...$

$(?)$ Was (I, He, She, It, Danh từ số ít) $/$ Were (You, We, They, Danh từ số nhiều) +$?$

-VỚI ĐỘNG TỪ THƯỜNG:

$(+)$ $S$ $+$ $V$ $(-ed/$ bất quy tắc$).$

$(-)$ S + did + not + V (Bare).

$(?)$ Did + S + V (Bare)?

$---$

$1.$ was

$2.$ got

$3.$ did

$4.$ took

$5.$ combed

$6.$ had

$7.$ ate

$8.$ drank

$9.$ helped

$10.$ brushed

$11.$ put 

$12.$ went

$13.$ had

$14.$ returned

$15.$ did

$16.$ ate

$17.$ took

$18.$ was

$19.$ came

$20.$ went

$===$

$1.$ Yesterday was Sunday.

- Câu đầu tiên của đoạn văn.

$2.$ He got up at six.

- Câu đầu tiên của đoạn văn, vế sau.

$3.$ He helped mom clean the table after breakfast.

- Câu thứ $5$ của đoạn văn.

$4.$ He had lunch with his grandparents.

- Câu thứ $7$ của đoạn văn.

$5.$ He had dinner at $6:30.$

- Câu thứ $10$ của đoạn văn.