9. 无( )

A. 　 He does not have enough money.

B. 　 He has already had one in March.

C. 　 He does not have a vacation until then.

D. 　 He would like to go with the woman then.

A. 　 She jumped off a bridge to save a sick dog.

B. 　 She was pulled out of the river by her pet dog.

C. 　 She threw a dog from a bridge, claiming it could fly.

D. 　 She was stopped by a dog from jumping off a bridge.

A. 　Online information accessible.

B. 　 Fast growth in global population.

C. 　The number of modem cities.

D. 　 Life without energy.

A. 　 Australia.

B. 　 America.

C. Britain.

D. 　 China.

A. 　 The police dismissed the witnesses＇ words.

B. 　 The police found the witnesses＇ words very helpful.

C. 　The witnesses told different stories from varied perspectives.

D. 　The witnesses told the police about different accidents.

A. 　 He would commit suicide (自尽).

B. 　 He would drop everything he had.

C. 　 He would break up with his girlfriend.

D. 　 He would avoid spending time with Mark.

A. 　 Why windows can cause airplanes to crash.

B. 　 Why the windows on airplanes are round.

C. 　 Why windows in the home are rectangular.

D. 　 Why airplane windows used to be rectangular.

A. 　 The number of students who graduate from high school.

B. 　 An organization which helps students graduate from high school.

C. 　 The best time to help students graduate from high school.

D. 　 The reason behind the low high school graduation rate.

A. 　 To ask Professor Shapiro for advice on his work.

B. 　 To put on his walking shoes for jogging before class

C. 　 To find a professor to write him a recommendation letter.

D. 　 To spend more time practicing writing in his spare time.

A. 　 many times

B. 　 frequently

C. 　 over again

D. 　 enough