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【简答题】
请听下面一段材料，回答第1-3题。 1. Where is the man? A. In New York. B. In Beijing. C. In France. 2. What is the main purpose of the man’s coming visit? A. To be on holiday. B. To see the woman. C. To attend a meeting. 3. When will the two speakers meet? A. On June 20. B. On June 21. C. On June 22.
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皮皮学刷刷变学霸
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【简答题】已知tan ='2,' 则 的值为 。
【单选题】When did all these cars invade it? (Para.17)
A.
When did all these cars come into the street?
B.
When did all these cars attack the garden?
C.
When did all these cars come into the garden?
【简答题】已知 ，则 的值为（ ） 0 2 1
【单选题】To deliver a story, you should do all of the following EXCEPT______
A.
capturing the audience's attention fight at the beginning.
B.
making as few gestures as possible.
C.
appealing to the audience' s sense of sight.
D.
monitoring feedback from the audience.
【简答题】已知 ，则sin2θ的值为（ ）．
【单选题】Almost ______ substances expand in volume when heated and contract when cooled.
A.
all
B.
they all
C.
all of
D.
all are
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