II.

3. didn't play

4. cooked

5. didn't travel

6. cycled

III.

2. I talked to my friends/ I didn't talk to my friends.

3. I traveled to school by car/ I didn't travel to school by car.

4. I played computer games/ I didn't play computer game.

CHÚC BẠN HỌC TỐT///!!

Ex`2`

`1` looked after 

- dấu hiệu : yesterday 

- look after = take care of : chăm sóc

`2` didn't study

- study (v) : học 

- study with sb : học với ai đó 

`3` didn't play 

- play (v) : chơi

- play the piano : chơi đàn piano

`4` cooked

- cook (v) : nấu

`5` didn't travel

- travel to + place : đi đến đâu đó , du lịch đến đâu đó

`6` cycled

- cycle to + place : đạp xe đạp đến đâu đó

Ex`3` [ Bài này tùy thuộc vào người làm. ] 

`2` I talked to my friends

Hoặc : I didn't talk to my friends

`3` I travelled to school by car

Hoặc : I didn't travel to school by car

`4` I played computer games

Hoặc : I didn't play computer games

* Thì Quá Khứ Đơn (Past Simple)

- Động từ tobe : was/were

+) S + was/were + ... 

-) S + was/were + not + ... 

?) Was/were + S + ... ? 

- Động từ thường:

+) S + Ved/V2 + O 

-) S + did not + V nguyên + O (did not = didn't)

?) Did + S + V nguyên + O ? 

- Cách chia tobe was/were

-> I/he/she/it/danh từ số ít + was ... 

-> We/you/they/danh từ số nhiều + were + ... 

* Dấu hiệu : yesterday , last week/month/year/... , when I was a child , in + time (trong QK) , time (trong QK) + ago , ...