89、The professor walked onto the platform and seated himself in a chair, ____ for answering questions.

A、had prepared　　 B、being prepared　 C、preparing　 D、prepared

88、A special dinner there might include Chinese pork dish, British roast beef and French-style vegetables. Boiled rice ____ just about everything.

A、is served with　 B、will serve C、serves with　　 D、is served

87、In fact, more and more people ____ to live a greener, healthier and more environmentally “green life”.

A、chose B、choose C、are choosing　　 D、have chosen

86、--Did you know any French before you arrived in Washington?

　　 --Never ____ it, actually.

A、had I learned　 B、have I learned　 C、I learned　 D、was I learning

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