A. abandons B. considers C. matters. D. minds

解析：考查动词辨析.句意为：袭击伦敦交通系统所带来的震惊在人们的内心会持续多长时间那是最要紧的.it系形式主语.matter:要紧.至关重要.

79. —Did yoknow more about the mine accident?

—Oh, sorry, I had no idea. I the Rescue Center now.

A. will be phoning B. am to phone C. will phone D. phone

解析：考查时态。解题时切勿受now的影响而误用进行时，根据语境应表示“我马上打电话去问”。will：可表示意愿.

80. —The government should think about the medical reform again and take measures to improve it.

—_________. The medical services and efficiency are not good at the moment.

A. You're confusing me B. I cannot agree more C. That's all right D. Go ahead, please

解析：考查交际用语.从该题整个语境上看，答话人应赞成上文所叙述的情况.故选B。

81. ---Thanks for your trouble. ---Not at all. I’m _____ pleased to help you.

A. too much B. too only C. so much D. only too

解析：only too 极为，非常 too eager / ready / glad / willing to do sth. 非常想干某事

The boy is too eager to get a geography book.

82. That night I felt especially lazy and went to bed ____ earlier than usual.

A. quite B. rather C. fairly D. so

解析：rather可修饰too、比较级;quite、fairly、so修饰原级

83. Deep in the forest _____, who made no contact with the outside world.

A. living a couple B. were a couple living C. did a couple live D. lived a couple

解析：地点状语“Deep in the forest”位于句首，全部倒装

84. Look at the floor , Tom ! yowatch TV while having a meal?

A. Should B. Could C. Would D. Must

解析：Must 表示与说话人愿望相反或不耐烦“非得、偏要”

Must yomake so much noise? 你就非得弄出这么大声吗?

85. , a form must be filled in.

A. To ask for his job B. In order to get his job

C. Making request for his job D. If yowant to get this job

解析：作状语的分词和不定式的逻辑主语必须与主句保持一致。

86. I spent the whole day repairing the motorbike. The work was easy.

A. nothing but B. something C. all except D. anything but

解析：anything but 根本不

87. the plan has been made, let’s get down to it out.

A. Now that...carry B. Because...carry C. Since...carrying D. Now...putting

解析：get down to doing sth. to为介词，开始认真做某事

88. With his son , the old man felt unhappy.

A. disappointed B. to be disappointed C. disappointing D. being disappointed

解析：disappointing使人失望

89.He once worked in a company, he went abroad for further study.

A.from which B.after that C.after which D.from this

90.I haven’t seen Maggie since I came here.