I
12. beautifully
14. exciting
15. well
16.hungry
17. slowly
22. will be installed
II
2. is
7. are having - will have
8. do you do - am going to write
9. are studying - taught
10. gets - got - was
11. goes - didn't go
24. wants to play
III
4. My students are good at speaking and writing English
8. They have known each other for 3 months
9. She hasn't visited me since she moved to Ho Chi Minh city
10. We have lived here since were born
11. I met her when I visited her uncle
12. These trees are watered everyday
IV
1. - Why must we brush our teeth after meals?
- Because we want to have healthy teeth
2. - Why do children often have toothache?
- Because they eat a lot of candies
3 - Why does he have stomachache?
- Because he eats too much junk food