8. Be careful ! The slightest spark could ______ the fireworks.

5.We invited her to dinner but she didn’t even bother to _______ .

3. I’m preparing the report for tomorrow’s meeting. Would you please _____ the radio a little ?

18. He urged us to _____ this splendid opportunity to develop our movie industry.

30.  According to the report，China's graduates will find it tougher than ever to get jobs in the coming year, as China’s economy_________and unemployment rises．

22．The city of Rome has just passed a new law to prevent cruelty to animals，which many people say can___the civilization of a city．

33．I’m afraid I’ve little time to spare these days. I’ve a pile of papers to____before the meeting.

18．--- Tom has a lot of parties recently.
---Yes, that may ____ why he didn’t do well in the test.
A, sum up               B. add up to           C. account for       D. make sense of

13．The doctors have told him to ____ smoking and drinking.

7．Please ______ your sister to bring the ticket for the concert.