Part 2: 

1: 1: I brush my teeth every morning.

2: 2: They visted their cousins in the countryside.

3: 1: Max plays video games.

4: 2: Jack wasn't at school.

5: 1: We cook dinner at the weekends.

6. 2: My mother walked to her office today.

7: 1: She surfs the Internet all day.

8: 2: The boys climbed the trees.

9: 2: The students danced all night.

10: 2: My dog chased a mouse.

11: 2: They aren't in the livingroom.

12: 1: We listen to music in my bedroom.

Present Simple:

Khẳng Định: S+V1

Phủ Định:     S+ do/does+not+V1

Nghi Vấn:     Do/does+S+V1?

Dấu hiệu nhận biết:

Every, always, somestimes, rarely, never,..

Past Simple:

Khẳng Định: S+Ved

Phụ Định:     S+did+not+Ved

Nghi vấn:     Did+S+Ved?

Dấu hiệu nhận bết:

Ago, last, today,....

Chúc bạn làm bài tốt!