Ⅰ. 用所给词的适当形式完成句子
1. The city has much more ____ (pollute) than the countryside.
2. Nick moved to the ____ (north) part of the city.
3. The Disney characters are cute and I can't stop ____ (take) photos when I see them.
4. She will go ____ (sail) with her father when they are in Hainan. It is one of the most exciting water sports.
5. I ____ (do) my homework already.
6. ____ you ever ____ (watch) this film?
7. I ____ (know) Sandy for two years.
8. I ____ just ____ (see) Daniel.

1. pollution 2. northern 3. taking
4. sailing 5. have done 6. Have; watched
7. have known 8. have; seen

Ⅱ. 根据所给中文提示完成下列句子
1. Mr Smith worked in a ____ (工厂) before he came to China.
2. I haven't seen you for a long time. How are you getting along ____ (最近)?
3. The living ____ (条件) around us went from bad to worse. What should we do next?
4. He ____ (意识到) that he was wrong at last.
5. Some ____ (旅行者) fed the elephant with bananas.
6. We must ____ (归还) the book to the library on time.
7. It is ____ (不可能的) for him to finish the work in two hours.
8. They are planning to travel ____ (在国外) next week.

1. factory 2. recently 3. conditions
4. realized 5. travellers 6. return
7. impossible 8. abroad