9. It's about time they stop being so noisy, I can't stand then anymore.
then -> them (then là trạng từ chỉ thời gian, them là đại từ tân ngữ)
10. It's high time I get up because I'm having an important meeting this morning.
Câu này đúng ngữ pháp.
11. Jenny is so lazy, it's time for her tried to find a job.
tried -> to try (sau "time for someone" cần dùng "to V")
12. I'd rather to have a swimming pool in the garden.
to have -> have (sau "would rather" không có "to")
13. I'd rather my children wouldn't fight with each other as they all grows.
grows -> grow (chủ ngữ "they" số nhiều nên động từ ở dạng nguyên thể)
14. You can go now, but I would rather you stay a bit longer.
Câu này đúng ngữ pháp.
15. I would rather listened to music than play games with my brother.
listened -> listen (sau "would rather" dùng động từ nguyên thể)
16. Jack would prefer to walk to school rather than to ride my bike.
to ride -> ride (sau "rather than" dùng động từ nguyên thể)
17. I'd rather had eaten the Taiwanese food than Korean one last night.
had eaten -> have eaten (cấu trúc "would rather have P2")
18. The young girl behaves as if she is an angel.
Câu này đúng ngữ pháp.
19. They looked as though they just come back from the battle.
come -> came (chia thì quá khứ đơn)
20. Susan feels happy as if she would get good marks in the exams.
would get -> got (chia thì quá khứ đơn)
21. Tom asked that we attended his graduation ceremony next week.
attended -> attend (sau "asked that" dùng động từ nguyên thể)
22. The shop assistant recommended that she should to buy these two dresses.
should to buy -> should buy (sau "should" không có "to")
23. The man ordered that his luggage be keep in a safe place.
be keep -> be kept (dạng bị động)
24. It is essential that everyone to enter the building with proper identification.
to enter -> enter (sau "that" dùng động từ nguyên thể)
25. Henry offered a suggestion that we went out for our dinner tonight.
went -> go (sau "suggestion that" dùng động từ nguyên thể)