85. ____ the search engine just gave me some brief introductions rather than the whole content of the book to read.

A. Luckily　　 B. Mostly　　 C. Funnily　　 D. Disappointingly

84. The program is like a window on the world ____ you sit by it and fix your attention on what it shows.

A. if　　 B. as　　 C. while　　 D. unless

83. --Ms Lin looks rather a kind lady.

　　 --But in fact she is cold and hard on us. You ____ believe it!

A. shouldn't　　 B. wouldn't　　 C. mustn't　　 D. needn't

82. Many teens don't get enough sleep because they have too much homework, which ____ them up at night.

A. makes　　 B. breaks　　 C. turns　　 D. keeps

81. Will you see to ____ that my birds are looked after well while I'm away?

A. them　　 B. yourself　　 C. it　　 D. me

80. The number 9. 11 is a special number, ____, I think, that will be remembered by the Americans forever.

A. what　　 B. it　　　 C. which　　 D. one

79. --You didn't invite Mary to the ball?

　　 --____ her, too?

A. Must I invite　　 B. Should I have invited　　 C. Must I have invited　　 D. Should I invite

78. The car ____ at the present speed until it reaches the foot of the mountain at about nine o'clock tonight.

A. went　　 B. is going　　 C. goes　　 D. will be going

77. In 1927 Benjamin Franklin founded one of the first adult-education organizations, ____ the Junto.

A. has been called　　 B. to call　　 C. a group called　　 D. which group called

76. --He looks very hot and dry.

　　 --So ____ if you had a temperature of 103.

A. would you　　 B. will you　　 C. would you have been　　 D. do you