Giải giúp e ạ e đang cần gấp ạ

1. D. on - "ride your bike on the pavement."
2. B. of - "She is responsible for looking after the puppy."
3. A. for - "My mother always picks me up after school."
4. B. up - "Maldives is among the countries relying heavily up tourism."
5. C. on - "Having a balanced life is good on your health."
6. A. at - "This book is packed at useful information."
7. A. for - "Ho Chi Minh City is a bustling city. It is always for activities."
8. C. to - "The village is famous to its traditional wearing and premium quality skin products."
9. A. for - "Do you mind carrying this schoolbag for me?"
10. C. Great idea. - "That’s very kind of you to say so."
11. C. I guess so. - "Could you show me how to use this app?"
12. B. Sure. - "A: Can you open the door, please? B: Can you open the door, please?"
13. A. Go ahead. - "I beg your pardon."
14. C. Thanks. - "Would you like me to take care of your pet this weekend?"
15. D. Thanks, but I can manage. - "A: You’re right. B: Be right back."
16. A. when - "Let’s discuss when to improve our community garden."
17. C. how - "Let’s find out how to attend the cultural exchange event."
18. A. where - "We’re not sure where to place the new benches in the square."
19. B. which - "Tell me which to bring to the community potluck dinner next Saturday."
20. C. how - "He wondered when the weekly meetings at the local community center."
21. B. to attend - "He is looking forward to attending the workshop."
22. A. shouldn’t - "If you want to stay healthy, you shouldn’t eat too much junk food."
23. D. must - "If they start saving money from now, they must afford to go to Ha Long Bay on holiday."
24. C. need - "If I get the job offer today, I need to accept it and start working on Monday."
25. A. should - "If you want to have a well-balanced life, you should stay up too late."
26. B. might - "If you want to travel to Australia, you might have a valid passport."
27. A. must - "If they want to graduate, they must complete all the required coursework."
28. B. can - "She always can her younger sister make sandwiches."