1. It is very important for them to study hard at school. (should) → _________________________________________________________________________ 2. It is not necessary for you to clean the windows every day. (not have to) → _________________________________________________________________________ 3. I can hang out with my friends at the weekend. (be allowed to) → _________________________________________________________________________ 4. It is forbidden for students to cheat in the exams. (mustn't) → _________________________________________________________________________ 5. She won a scholarship. She was very happy. (happy) → _________________________________________________________________________ 6. We joined a campaign to help the disabled. We were willing. (willing) → _________________________________________________________________________ 7. She was excited that she got the first prize in the English-Speaking Competition. (excited) → _________________________________________________________________________ 8. My mother was very surprised when she heard that I had won a lottery. (surprised) → _________________________________________________________________________ 9. Finally, she decided to take part in the talk show for young people. (decision) → _________________________________________________________________________ 10. Mark always tries to finish his homework on time. (attempt) → _________________________________________________________________________ 11. He was not allowed to stay out late at night. (permission) → _________________________________________________________________________ 12. I don’t know how to solve this problem. (way) → _________________________________________________________________________ 13. My parents always refuse to allow me to use the family motorbike to go to school. (never, let) → _________________________________________________________________________ 14. This is the first time I have visited Ha Long bay. (never, before) → _________________________________________________________________________ 15. She started learning English 5 years ago. (learned) → _________________________________________________________________________ 16. They have played football for an hour. (began) → _______________________________________________________________________ GIÚP VỚI Ạ:(