Bài 4:
1. My brothers often sleep on the floor.
2. Does he sometimes stay up late?
3. I always do the housework with my brother.
4. Peter and Mary never come to class on time.
5. Why does Johnson always get good marks?
6. Do you usually go shopping?
7. She seldom cries.
8. My father never has popcorn.
Bài 5:
1. She does not sleep late on weekends.
2. We do not believe in ghosts.
3. Do you understand the question?
4. They do not work late on Fridays.
5. Does David want some coffee?
6. She has three daughters.
7. When does she go to her Chinese class?
8. Why do I have to clean up?

 

use ur brain

Thế nào là khoa học tự nhiên?

Phân biệt sinh học, hoá học và vật lí học

:))

4/5 = 8/10
1/2 = 5/10
vậy 5/10 ; 7/10 ; 8/10 = 1/2 ; 7/10 ; 4/5

8/9 = 16/18
5/6 = 15/18
vậy 15/18 ; 16/18 ; 17/18 = 5/6 ; 8/9 ; 17/18