题目内容

发审委会议表决采取不记名投票方式。()

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I regret__________ you that we are unable to offer you employment.

A. to inform
B. informing
C. to have.Inforemed
D. informed

Between l974 and 1999,the nulnber of overseas visitors expanded__________28%.

A. for
B. by
C. to
D. from

若信号满足关系式y(t)=k·x(t),(式中k为常数),则其互相关系数为______。

The tribal people in India may not eat the following animals EXCEPT__________ .

A. donkeys
B. tigers
C. female deer
D. house rats

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