题目内容：

根据句意，用所给单词的适当形式填空。（5分）

1. Tom is looking forward to _________ (see) the park.

2. Be careful when you go __________(cross) the street.

3. Which bus ________ I _______ (take) to the post office?

4. Tom fell off the bike and _________ (hurt) his legs.

5. He wants to know if the ________(follow) answer is right.