用所给词的适当形式填空，其中有两项是多余的。

用所给词的适当形式填空，其中有两项是多余的。

Our school is in a   1.  town. You can’t find it on the map. In our school there is an    2.  garden. In the middle of the garden there is a  3.  apple tree. After class the     4.   students often have a rest under it. Near the garden there is a library. You can read the books in the reading room, But you must be   5.   in it and keep the room clean.

根据短文意思，用括号中所给词的适当形式填空。

This is a beautiful park. There is a big ________ (lake) in it. On the lake there are many ________ (boat). Around the lake you can see many ________ (tree) and ________ (flower). There is a small ________ (hill). People can climb the hill.