I _________ what you are doing now.
—Hi, Tony, which is __________street in London?—Red Street. Many people go shopping there.
—What’s the __________of China?—More than 1.3 billion.
—I almost had an accident just now.—Oh, you should drive __________.
They arrived early at the airport, __________they had time to go shopping.
We all________to university next year.