根据句意，用括号内所给单词的适当形式填空。

1. Along the street you can see many traffic           (sign).

2. The girl can't walk on because of            (hungry).

3. There were many           (home) children in the village after that earthquake.

4. Our English teacher once           (coach) several excellent students for the English contest.

5. There are all kinds of           (advertise) on TV these days, and we shouldn't believe all of them.