词形变换，用所给单词的适当形式填空。

1. In western country Sunday is the ___________(one) day of the week.

2. A lot of ___________ (visit) visited the Great Wall last year.

3. Tom decided ___________ (not be) late for school again.

4. I find it important ___________ (learn) English well.

5. A dog has four ___________ (foot).

6. How about ___________ (swim) with us?

7. John is ___________ (thin) than Carol.

8. Did you have fun ___________ (camp)?

9. We ___________ (buy) some gifts in the Gift Shop the day before yesterday.

10. Could you please ___________ (clean) the floor?