Drunk driving, which was once a                 occurrence, is now under control.

A. general          B. frequent         C. normal           D. particular

 ——Guess what ,we’ve got our visas for a short-term visit to the UK this summer.

——How nice! You            a different culture then._￥

A. will be experiencing                 B. have experienced

C. have been experiencing              D. will have experienced

 We’ve just moved into a bigger house and there’s a lot to do. Let’s       it.

A. keep up with      B. do away with           C. get down to          D. look forward to

 Teachers recommend parents             their children under 12 to ride bicycles to school for safety.

A. not allow    B. do not allow     C. mustn’t allow   D. couldn’t allow

 Every year a flood of farmers arrive in Shenzhen for the money-making jobs they         

          before leaving their hometowns.

A. promised     B. were promised    C. have promised    D. have been promised

 More and more high-rise buildings have been built in big cities            space.

A. in search of            B. in place of            C. for lack of          D. for fear of

 The girl had hardly rung the bell            the door was opened suddenly, and her friend rushed out to greet her.

A. before         B. until          C. as                 D. since

 Lots of rescue workers were working around the clock,              supplies to Yushu, Qinghai province after the earthquake....

A. sending          B. to send            C. having sent          D. to have sent

 Stephen Hawking believes that the earth is unlikely to be the only planet          life has develop gradually.

A. that                  B. where           C. which           D. whose

 ——volunteering is becoming           popular in China .

——yeah, people are now aware that helping others is helping themselves.

A. naturally         B. successfully             C. splendidly           D. increasingly