--- If the manager is free and _____ us, please tell him that we _______ .
Mencius believed that the reason man is different from animals is man 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.