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【简答题】
·格兰说:我们呼吸的空气,是由氮气、氧气和( )组成的。
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举一反三
【单选题】Randy is the ___________ of BBC 2’s “Newsnight” .
A.
presenter
B.
present
C.
presents
D.
presentitive
【简答题】In the eyes of Seth Gardner， today‘s people are paying more attention to liquidity andthe preservation of cash for things unanticipated. 查看材料
【单选题】The word 'place-ism' in tile third paragraph suggests that
A.
Gardner's background created more barriers in his pursuit of a career.
B.
the place from which Gardner came prejudiced people against him.
C.
Gardner was unfit for his applied job for lack of money.
D.
Gardner's background didn't matter at all in his job hunting.
【简答题】高性能合成纤维有哪些主要品种?性能上有哪些特点?主要用途是什么?
【简答题】Randy is the ______ (present) of BBC 2’s ‘Newsnight'.
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