73. Yao Ming is a very strong and________________(精力充沛的) basketball player.

72. The country’s economy is mainly 　　　　　　　(农业的) and depends on crops like coffee.

71. Children are always 　　　　　　　___(好奇的).about everything.

70. The dogs can be trained to detect the _________________ (存在) of explosives.

69. Canada is a　 ________________ (多种文化的)country like China.

68. It is ________________(令人难以置信) for a college student to have killed so many students and teachers.

67. They stood still, looking at the balloons_________________ (漂浮) in the air.

第一节：单词拼写(共10小题，每小题1分，满分10分)

66. With the __________________ (发展) of modern society, many new techniques have been developed.

61.(　　 )　 62.(　　 )　　 63.(　　 )　　 64.(　　 )　　 65.(　　 )

49. _______________　　　 50. _______________