—The pollution problem here seems to get more and more serious.
--Yes. Something_____about it.
| A．must do | B．must be done |
| C．is doing | D．had been done |
You are sure to fail the exam _________ you study hard.
| A．if | B．unless | C．since | D．That |
—What happened to Peter?
—He was _________ murder last week.
| A．charged of | B．guilty with |
| C．arrested with | D．guilty of |
Though I like the house very much, its price _________ my ability to pay.
| A．goes beyond | B．goes further |
| C．goes down | D．goes with |
The Forbidden City was _________ a museum in 1925.
| A．turned to | B．turned up |
| C．turned into | D．turned down |
Mr Zhang is a kind teacher. He devotes much of his time _________ us with English.
| A．to help | B．helps | C．help | D．to helping |