以下哪种行为不属于严重违规（）
A.骗取他人财物
B.盗用他人账户
C.泄露他人隐私
D.竞拍不买
参考答案：D
An average of 130000 Chinese _________ abroad for studies every year over the past few years, boosting exchanges in the educational fields
A．was going
B．have been going
C．has been going
D．are going
农业劳动生产率影响因素有哪些？
