答案

一、ABDDC  DCDBB  BBCCB

二、CADBD   CDABD

三、ADBCD   ACDCB   DCABC

四、1. waste   2. environment  3. written   4.fresh    5. realize

6. blocks  7. recently      8. factories  9. eaten   10. pollution

五、1. has lived   2. realized   3. did move to   4. turns into/ will turn into

5. used to    6. is playing with   7. changes   8. keep in touch

9. from time to time     10. eating

六、1. How many English films have you seen

2. for us to do everything well

3. haven’t played this kind of game

4. have seen       5. used to be a history teacher

七、1.pay  2.easier   3.weight   4.pollution   5.possible

八. One possible version:

Mr Chen has lived in Nanjing since he was born. He finds that Nanjing has changed a lot over the past years. There used to be fresh air and a lot of trees, but now they have built a new airport. In the past, people could only take the bus, but now you can take not only the bus, but also the subway, airport bus, taxi and so on. It is very fast and convenient. It is also clean and beautiful. These changes have brought a lot of advantages to Nanjing. Mr Chen is very pleased to see the changes.

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