用所给词的适当形式填空。

1. How _____________ (interest) it was to see models of so many places of interest from all over the world!

2. Walk around the big lake and you _____________ (feel) the beauty of the old park in the Summer Palace.

3. I want to sit at the front of the bus _____________ (watch) the sunset.

4. Thank you for _____________ (agree) to let me go on the trip today.

5. She looks much _____________ (slim) because of doing exercise.

6. －How many _____________ (stomach) does an ant have?

    －I've no idea.

7. The 8-year-old boy hid _____________ (he) behind the door when playing hide-and-seek.

8. There is a lot of _____________ (traffic) on the city roads, so please be a little earlier.

9. May is my online friend. She is one of my _____________ (close) friends.

10. Liu Xiang won first in the National Sports Meetings for _____________ (three) time.