–What can I do for you? –I'd like to buy a bicycle for my son, _____ at a proper price but of great use.
---You don’t often see them, do you? ---No, I see of them.
He is clever and hard-working, so he has reason to succeed in the exam.
It’s , as I trust you so much.
. One of the students hasn’t prepared lessons very well.
He bought three books, is in Chinese, in English, and in Japanese.