55. The week-long rainfall has ______ landslides and flooding in the mountain areas.

　　 A. set about　　　 B. brought about　　　 C. come about　　　 D. put about

54. Thousands of workers will be _______ if the automobile factory shuts down. 　 A. turned down B. put back C. laid off D. locked away

53. The young soldier was _____ on the battleground in an attempt to save the life of his commander. 　 A. annoyed B. destroyed C. damaged D. wounded

52. A good education should help children to _____ a positive attitude toward life. 　 A. interact B. cultivate C. interfere D. entertain

51. John had failed to pay his phone bills for months, so his telephone was ______ last week.

　　 A. interrupted　　　 B. disconnected　　　 C. excluded　　　 D. discriminated

50. Many scholars and experts from all over the world will be invited to attend this yearly ______ on drug control.

　　 A. reference　　　 B. intention　　　 C. conference　　　 D. interaction

49. As the tallest building in the world, Taipei 101 has become a new ______ of Taipei City.

　　 A. incident　　　 B. geography　　　 C. skylight　　　 D. landmark

48. My grandmother likes to surprise people. She never calls ______ to inform us of her visits.

　　 A. beforehand　　　 B. anyhow　　　 C. originally　　　 D. consequently

47. Julie wants to buy a ______ computer so that she can carry it around when she travels.

　　 A. memorable　　　 B. portable　　　 C. predictable　　　 D. readable

46. In order to write a report on stars, we decided to ______ the stars in the sky every night.

　　 A. design 　　　　　　　　B. seize　　　 C. quote　　　 D. observe