21. His excited made him jump out of his seat.
=> Giải thích: adj + ed đi với người
22. I like him because he always talks to his parents politely.
Giải thích: politely : ăn nói trang nhã
23. Many swimmer choose to go to this part of the seaside
Giải thích: swimmer: người tập bơi
24. They hate being depended on their parents.
Giải thích: Being + V3 hoặc Ved
25. If you want to attend the course, you must pass the writing examination.