跟据汉语提示，用适当的单词填空。

1. Our English teacher is very kind. She is ________ (友好) to us students.

2. My house is on a ________ (繁华的) street.

3. Look, the boys ________ (正在读书) under the tree over there.

4. The ________ (叶子) of the tree are yellow.

5. The library is between the restaurant and the ________. (超级市场)