_______life in a new city can be hard, it can broaden a person’s view of the world.
—Shall I lock the lab now before I go home?—______.I’ll check it myself later.
.—The head teacher said we had only three days to finish the project.—Don’t worry.We have already ____ two thirds of it.
Only ticket-holders were ____ to the stadium for the concert given by Jay Chou,so many of his fans were turned away.
____ ,I have never seen anyone who is as energetic as Barack Obama.
—Is Paul playing basketball for his school?—Well,he ____.But he has given it up and switched to playing volleyball.