It is reported that in our country cities __________ heavy air pollution that is 30 percent above the national standard or higher should try to meet standards by 2030.
| A．suffering |
| B．suffer |
| C．suffered |
| D．are suffering |
I can’t say which wine is best—it’s a(n) __________ of personal taste.
| A．affair | B．event |
| C．matter | D．variety |
When she first arrived in China, she wondered what the future might have _________ for her, but now all her worries are gone.
| A．in need | B．in time |
| C．in preparation | D．in store |
—The light in the office is still on.
—Oh，I forgot ________.
| A．turning it off | B．turn it off |
| C．to turn it off | D．having turned it off |
You have no idea how she finished the relay race _________ her foot wounded so much.
| A．for | B．when |
| C．with | D．while |
A great man shows his greatness _________ the way he treats little men.
| A．under | B．with |
| C．on | D．by |