根据句意，用括号中所给单词的适当形式填空。

1. The victim's __________ (arrive) made all of us very excited.

2. It's _________ (polite) to laugh at others.

3. He never told truth before. He was a __________ (honest) boy.

4. Male wolves __________ (protect) their families if there is danger.

5. We shouldn't buy clothes __________ (make) of animal fur.

6. They __________ (plan) a trip to Beijing from 6 to 8 yesterday evening.

7. The girl will try her best __________ (learn) English well.