A. down B. up C. out D. over

　　44. Contrary _____popular belief， moderate exercise actually decreases your appetite.

　　A. on B. at C. against D. to

　　45. _____ the storm， we have to postpone the flight.

　　A. Owing to B. Thanks to C. Because D. As

　　46. By using both ears one can tell the direction _____ a sound comes.

　　A. in which B. from which C. over which D. with which

　　47. When she worked with the government， she _____ the difficult task of monitoring elections.

　　A. overworked B. overtook C. underwent D. undertook

　　48. Apparently， it wasn‘t an accident. Someone must have done it on _____.

　　A. intention B. determination C. purpose D. reason

　　49. _____ conclusion， walking is a cheap， safe and enjoyable form of exercise.

　　A. In B. On C. By D. As

　　50. Julie went to the _____ to buy a pair of shoes.

　　A. shoes store B. shoe‘s store C. shoe store D. shoes’ store

　　51. He has called a meeting of all parties with a _____ to form a new government.

　　A. purpose B. reason C. view D. goal

　　52. Gazing into his eyes， she seemed to have _____ all he said.

　　A. taken up B. taken over C. taken off D. taken in

　　53. In every major city there are more _____apartments than there are homeless people.

　　A. blank B. vacant C. empty D. bare

　　54. They claim that _____$150 million is to be spent on improvement.

　　A. sufficiently B. approximately C. considerably D. properly

　　55. These two areas are similar _____that they both have a high rainfall during summer.

　　A. except B. so C. now D. in

　　56. It offers us a fuller sense of being intensely alive from _____ to moment.

　　A. time B. moment C. period D. instant

　　57. It may be worth remembering that _____ John Major didn‘t himself go to Oxford， most of his ministers did.

　　A. after B. since C. while D. if

　　58. The effects of rapid travel _____ the body are far more disturbing than we realize.

　　A. on B. in C. for D. to

　　59. Her powers of persuasion were _____ no avail.

　　A. for B. by C. with D. to

　　60. There is little likelihood that a panel of five wants to go through the _____of all shaking hands with you.

　　A. process B. prospect C. precedent D. presence

　　61. It is the right to change employers which _____employment from slavery.

　　A. distinguishes B. derives C. releases D. relieves