10. Writing: 1. I think he should decorate his room again.  I think his room………………………………………… 2. We must be grateful to all the teachers. They have helped us a lot in our lives. (because)…………………… 3. What about keeping our environment unpolluted?  I suggest that…………………………………….. 4. Cars cause pollution, but people still want them. Although………………………………………………. 5. She last wore this plaid skirt two weeks ago. She hasn’t…………………………………………………. 6. You may want a chat, so just give me a ring. If you……………………………………………………… 7. You need to attend the course. It’s……………………………………………………………………….. 8. You should reduce the volume at night. You should turn……………………………………………….. 9. You are not allowed to turn on that machine. You must………………………………………………… 10. The house is small; however, we can stay there. Even though…………………………………………. 11. I am thinking with pleasure about watching the international fireworks competition. - …………. looking ………. ……………………………………………………… 12. We arranged to meet at 10.00 but she didn’t arrive. (up) - We ……………………………….................... 13. My sister is careful. She is more careful than my brother. - My sister drives…………………………. 14. I speak English better than my friends. My friends ……………………… 15. This exhibition is much more interesting than the last one.- The last exhibition was not ……………………… 16. The teacher says that no student in the school is noisier than I am.- The teacher says that I'm 17. This book is the least interesting I've ever read. - I have never 18. I think Vung Tau City is the most ‘liveable’ city in Viet Nam.- I think there is no………………………….. 19. This city is the same as it was in the 1990s. - This city hasn’t ……………………………………… 20. He found the visit to the gallery quite depressing. – He was ……………………………………………… 21. Where did you get information about Ba Na resort? (out) - ……………………………….………………….. 22. I think with pleasure about the World Cup 2016. (forward) - …………………….………………………….. 23. Don’t leave the light on before going out. (switch off) - ………………..………………………………….. 23. Mai spent her childhood in a small town in the North. (up)- ……………………………………………….. 24. My grandfather has recovered from his operation. (over) - …………………………………………… 25. Sam works very hard so he often gets good marks. - …………….because……………… 26. He often wore T-shirt when he was young. - He used..…………………………………………….. 27. She last came to London two years ago. - She hasn’t…………………………………..….……… 28. My brother doesn’t play video games any more. (used) - My brother…………………………………… 29. She last saw her friends at the party yesterday. - She ……………………….……………………… 30. Despite suffering terrible injuries, he tried to finish the race.  Although …………………………...