根据句意和所给的首字母用适当的词填空。
At school we study many s______ such as English, Chinese, maths and so on.
I want to borrow a book, but the librarian isn’t at the l_______.
The new bike c______ me 500 yuan.
The boy is f______,Everyone likes him.
Li Hua had a q________ breakfast and then went to work.