题目内容

统计资料具有:客观性、合法性和相关联性三个特征()

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You __________ put your computer in your bedroom.

A. don ’ t need
B. had not better
C. had better not
D. ought not

名词解释:个体软件过程PSP

商业秘密的范围及法律要件?

Will you _________ playing basketball?

A. join us in
B. join to
C. join us to
D. to join us

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