Tìm và sửa lỗi sai:
1.I only had a four hour sleep last night
2. We must keep our class cleanly
3. It looks like rain. We'd better to shut the window
4. I didn't wrote any postcards
5. Do you like a glass of coke?
6. The teacher made us to finish that math question
7. The band over his wrist allows him playing safely
8. Did you go on holiday by your own ?
9. How old Hoa will be on her next birthday?
10. Would you like seeing a movie with me tonight?
11. Nhung birthday is in the ninth of March
12. We don't will have a party next Friday
13. What were you buy at the souvenir store yesterday ?
14.Mr Binh is a very carefully driver
15. Hoa prefers reading book to play video games
16. After each lesson we often have a ten minutes rest
17. Would you like going to the movies with us tonight ?
18. My sister likes badminton but she doesn't play it very good
19. We are going to have a two weeks summer vacation in Hue next month
20. Do American students have more vacation a year than Vietnamese ones?