Ảnh cuối cùng:
1. You should tell your parents your result before they ask you.
2. I must be at the station 30 minutes before the coach to Vung Tau leaves.
3. Parents ought to communicate with their children on any topic in order to improve their family relationship.
4. Passengers mustn't use cell phones on Tokyo subway.
5. I need to have my passport renewed ....
6. You shouldn't let a five-year old boy walk home alone from school.
7. He mustn't leave the country.
Or: He is not allowed to leave the country.
8. No, it was because of the traffic jam...
9. You are not allowed to use dictionary in the exam room.
Or: You are forbidden from using dictionary in the exam room.
10. Denis was happy because he received a letter from his mother.
11. Tom's attempt to persuade is parents to allow him to join the club was failed.
