根据句意及汉语提示,填写句中所缺的单词。
They have English and math on _______(星期一) morning.
We often borrow some books from our school______ (图书馆).
I don’t know if Mary is ______ (好) at swimming.
Can you tell me the ______ (首都) of Canada?
September is the ______ (九) month of a year.
We should take an ______ (积极的) part in physical exercises.
We are strongly against dropping litter ______ (到处).
Lucy often plays tennis to relax ______(自己) after sch00l.
The boy is so ______ (聪明的) that he can work out the problems easily.
It is impolite to ______ (指) at anyone with your chopsticks while eating meals.