________ for several weeks,the city needed food.
—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.