—Where is Mr. Wang? —He ______ Beijing on vacation.A. has been to B. has gone to C. went to
Camels can walk a long way without __________ .
It Yang Liwei about 21 hours the earth 14 times in his spaceship.
Xiaoli hasn’t her parents for a month. What happened?
—What does the lady look like? —_____
---What do you think of Beijing Opera? ----.