When the writer got to the classroom, ______.
A. his classmates were reading
B. his teacher was speaking
C. there was nobody in the classroom
D. there was nobody speaking
Why does Brendan think he might retire early？
A. He think computer games might not always sell so well.
B. He wants to stop working when he is a millionaire(百万富翁).
C. One has to be young to write computer programs.
D. He thinks his company might close down.
Michael Jackson is famous for his ______ trot Muhammad Ali for his ______.
A. films; heavy weight
B. basketball; Olympic record
C. songs; heavy weight boxing
D. voice; Olympic record
A country's native politics ______.
A. cannot be forcibly changed by the U.N.
B. are often changed by the U.N.
C. must be controlled by U.N.
D. are not allowed to benefit from U.N.'s advice of assistance
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