________ playing chess after school？
| A．Let’s | B．What about | C．Why not | D．Don’t |
Xi’an is a city with many places of interest and _____ tourists come here every year.
| A．thousand of | B．thousand | C．thousands | D．thousands of |
—_____ you _____ your homework yet?
—Yes, I _____ it ten minutes ago.
| A．Did, do, finished | B．Have, done, have finished |
| C．Have, done, finished | D．Will, do, finish |
—What are you reading about?
—It’s about the one-child policy. It says that the policy has_____controlling the population in China.
| A．been good at | B．taken good care of |
| C．worked well in | D．got on well with |
—Have you cleaned your room_____?
—Yes, I’ve_____cleaned it.
| A．already, already | B．yet, yet |
| C．already, yet | D．yet, already |
—When did the Greens come to China?
—They_____ China for seven years.
| A．have come to | B．have been to |
| C．have come in | D．have been in |