用所给词的适当形式填空。
I. This book is full of pictures. It's very______ (suit) for children.
2. The old man collect waste paper and bottles for______ (recycle) and his house is built out of______
(recycle) things.
3. The apartment is old and dangerous. It needs______ (pull) down.
4. Kangaroos are______ (play) and chimpanzees are______ (noise).
5. I was______ (surprise) to find hardly anyone in the zoo.
6. This house is comfortable enough for a family______ (live) in.
7. He ______ (use) to be ______ (call) “Littlc Tiger”.
8. Lucy.and Lily missed ______ (watch) the wonderful basketball match.
9. Because of______ (pollute), many animals are endangered.
10. He lives in a house that______ (build) in 1880.