It is said that over 50 percent of China’s population _________ working in the cities in 2013, so there are fewer and fewer people on the farm now.
| A．are | B．is |
| C．was | D．were |
What ______ honest boy! And he is ______ best student of all.
| A．a； a | B．an； the |
| C．a； the | D．the； the |
I am not sure _______the Chinese football team has won in the 16th Asian Cup or not.
| A．if | B．whether | C．that | D．as |
The lady spoke loudly in public so as to__________ others’ attention.
| A．catch | B．hold | C．make | D．have |
When I got to the cinema, the film________ for 15 minutes.
| A．have begun | B．had begun |
| C．has been on | D．had been on |
We should try to prevent air pollution__________.
| A．from living a better life |
| B．to live a better life |
| C．live a better life |
| D．lives a better life |