1. 用方框中所给单词或短语的适当形式填空

close down      service     pollution     move     million      have to

1. （1） —How do you like the hotel?

   —It's very clean and theis really good.

3. （2） —Can I go out and play football?

   —I'm afraid youfinish your homework first.

5. （3） —Is the primary school still in your village?

   —No, it three years ago.

7. （4） of people live in this city.
9. （5） The people poured dirty water into the river and caused serious.
11. （6） —Maggie is your neighbour, right?

    —She was my neighbour, but she to another city last year.