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最佳答案：1.change侧重于改变,exchange侧重于交换.change:vt.改变；交换 n.变化；找回的零钱 vi.改变；兑换exchange:n.交换；交
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最佳答案：is giving
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最佳答案：1 Mary and Tom exchanged their seats when they saw a movie last time.2 He wants
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最佳答案：There was one mother carried her baby got on the bus,but there was no seat and n
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最佳答案：1.I would like to reserve a seat nearby the window on the second floor.2.Could y
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最佳答案：1.我的班机就要起飞了.My flight was to take off.2.我的票是经济舱座位.My ticket was economic class.3