问题
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A gear pump belongs to _____ according to its working principle.
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Bean is ___ in the northeastern part of China.A、to grow vastlyB、vast grownC、vastly grown
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______that Martin had passed the important exam, his friends called to congratulate him.A.
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_____(获得奖学金) gave Martin the chance to go to a college in one of the northern stat
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_________(60)A.according to B.owing to C.dueto D.
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According to______ when there is a choice as to