1. My brother often sleeps 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.

I wouldn't be surprised if the company made a profit next year.

tự sự kết hợp biểu cảm 

By recycling we can save natural resources.

She will be very angry when she knows this.

cạnh hình vuông đó là ; 295 : 5 =59 ( cm )

diện tích của hình vuông là : 59 * 59 = 3481

không có chi