________ you don’t lose heart, I’m sure you can pass the coming examination.
Mencius believed that the reason man is different from animals isman is good.
Neither we nor our father playing tennis.
This is a process happens when land becomes desert people cut down trees and dig up grass.
The director thought I was referring to her,in fact, I was referring to the men on duty.
With several students , Mr. Smith came into the lab.