45. Your ability has never been in doubt-the question is______ you are prepared to work hard.

A. that　　　　　　 　　 B. how　　　　　 　　　　　　　 C. if　 　　　　　　　 D. whether

44. A scientist who speaks and writes English is in closer touch with the scientists in other

countries than_____ who doesn’t.

A. /　　　　　　　　　　　　　　　 B. those　　　　　　　　　　　　 C. one　　　　　　　　　　　　　 D. that

43. Tim Bemers-Lee is generally considered _____ the World Wide Web, on which all the information is shared by all.

A. to have founded 　　　　 B. having founded　 　　 C. founding　 　　　　　　 D. to found

42. My grandpa transplants some trees to his garden _______ it is the best time for them every year.

A. where　　　　　 　　 B. when　　　　　 　　　 C. that　　　　　 　　　　 D. until

41. - Is your father still in bed?

　 - No, he ______ and ______ for you in the dining room now.

　 A. is already up; waits　　　　　　　　　　　　　　　　　　　　 B. got up; waiting　　　　

C. has got up; waited　　　　　　　　　　　　　　　　　　　　　　　　 D. is already up; waiting

40. The government work report by Premier Wen ______ a variety of issues, and the prices of agricultural products in particular.

　 A. covers　　　　　　　　　　　 B. talks　　　　　　　　　　　　 C. includes　　 　　　　　　　 D. contains

39. Let’s discuss the problem _______ a bottle of wine.

　 A. over　　　　　　　　　　　　　 B. during　　　　　　　　　　　 C. for　　　　　　　　　　　　　 D. upon