87. This book must be Mary's. (改为否定句)

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86. We'd like to buy some oranges. (改为一般疑问句)

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72. It is__________ that it snowed heavily in New York last night.

B)用所给动词的正确形式填空，必要时可加助动词或情态动词。

　　 One day Tony 　73　 (cross) the road when he was hit by a car. He　 74　 (fall) and broke his arm.

　　 An ambulance soon arrived and took Tony to a hospital! There a doctor operated on his arm. Then he put the man in a cast (石膏). Tony could not move it at all.

　　 "You must keep your arm in a cast for six weeks," the doctor said. "That 　75 (give) the

broken bone a chance to heal."

　　 At the end of six weeks Tony went back to the hospital. The doctor　 76 　(cut) the cast with a large saw. Then tie 　77　 　(take) Tony's arm out of the cast" Can you move your arm, Tony?" he asked.

　　 Tony tried to move his arm. At first it was difficult, but soon he was able 　78 　(move) it a little. "Yes, it's fine, " he said. "Thank you very much."

"In a few days it will be as good as a new one." The doctor said. "Just exercise it a little."

"Will I be able to play the guitar?" Tony asked.

　　 The doctor smiled, "Of course you will," He said. "You'll have no problem."

"That 　79　 (be) good news, " Tony said. "Because I 80 　(not play) at all before."

71. Our chamistry teacher's classes are always __________and interesting. We can't forget them easily.

70. I __________ this CD, because it's boring.

69. I think more __________may join the army next year.

68. Do you think you have the __________to do what you like?

67. These young boys got __________ about the news that our team won the game.

　A)用方框内所给单词的正确形式填空，每空一词，每词限用一次。

66. If I make a __________, please don't laugh at me.

听对话，完成下面的句子。对话读三遍。

61. The jacket could be sam's because Brad think 61.　　　　　　　　 .

62. The glasses must be Maria's because she 62.　　　　　　　　　 the sun.

63. The magzine must be Anna's because Brad saw her 63.　　　　　　　　 　.

64. The chocolates might be Paul's because he loves 64.　　　　　　　 .

65. The CDs can't be Paul's because They 65.　　　　　　　　　　 　Brad.