选出适当的单词填空。

1. There are many _____________ (house, houses) in my village.

2. There are tall _____________ (building, buildings) in the city.

3. There is a _____________ (bridge, bridges) in the village.

4. There are some _____________ (river, rivers) in your village.

5. There are many _____________ (tree, trees) in my school.