There are more and more foreigners coming to China. So I think English is ____ useful than before.
Be careful not to knock anything _________ the floor when you ________ the bookshelf.
I believe _______, because he is _______ honest man.
Our class will become ________ quieter if we make ________ noise in it.
---Which woman is your Chinese teacher, Kate?--- _______ one of the two is. She is named Li Xiang.
Here is the book. First ___________ it and then tell me what you think of it.