.（2010·湖南岳阳一中高三第二次月考）34. A survey _______ in 2002 by the Computer Security Institute, a private organization in the USA, showed that 90 percent of the 503 biggest companies and government departments questioned _______ their security systems _______ into in the previous year.

A. conducted ; had ; broke              

B. conducted; had had ; broken

C. was conducted ; had had ; broken      

D. to be conducted; had ; broke

.（2010·湖南岳阳一中高三第二次月考）  28. --- Can I pay the bill by cheque?

--- Sorry, sir. But it is the management rules of our school that payment      be made in cash.

A. shall      B. need        C. will        D. can

.（2010·湖南岳阳一中高三第二次月考）  22. ______ of the land in my hometown ______ covered with trees and grass.

A. Two third; is         B. Two third; are    

C. Two thirds; is        D. Two thirds; are

.（2010·湖南岳阳一中高三第二次月考）21. Attracting  ______ senior citizens, Florida is ______ home to the largest population of elder Americans.   

A. /, /     B. the, the        C. the, /         D. /, a

.（2010·湖南岳阳一中高三第二次月考）  23.Although the Roma couldn’t be forced to pay taxes, they couldn’t vote ______ they agreed to _____the government.

A. unless; submit to  B. until; correspond to

C. when; resign to   D. while; compromise to