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An average of 130000 Chinese abroad for studies every year over the past few yea

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An average of 130000 Chinese abroad for studies every year over the past few yea

An average of 130000 Chinese _________ abroad for studies every year over the past few years, boosting exchanges in the educational fields

A.was goingB.have been going
C.has been goingD.are going

试题答案

B

解析试题