giải thích nx nha
----- Nội dung ảnh -----
1. Choose the correct option (A, B, C or D) to complete each sentence below.
16. After the holiday, they returned to Hanoi ______________ bus.
A. by B. with C. on D. in

17. Why didn’t you go to school yesterday, Lan? ______________ I had a bad cold.
A. Because B. But C. However D. So

18. She ______________ me off at the railway station yesterday.
A. sees B. saw C. seeing D. seen

19. I have a toothache so I’m going to the ______________.
A. nurse B. doctor C. dentist D. teacher

20. There isn’t ______________ water in the bottle.
A. a B. an C. some D. any

21. Remember ______________ the letters for me.
A. post B. posted C. posting D. to post

22. I like beef noodle soup and my friends do ______________.
A. too B. so C. either D. neither

23. Mr Lam is a good teacher. He teaches very ______________.
A. well B. good C. bad D. Badly

24. Hurry up, or we’ll ______________ the last bus.
A. lose B. avoid C. miss D. drop

25. It’s good to ______________ blood because you can save people’s lives.
A. help B. use C. donate D. collect