-Do you like your pet dog?

-Sure. I think it's good _____ our old people.[ ]

A. to

B. for

C. with

D. like

连续旷工超过15个工作日或者1年内累计旷工超过（）个工作日的，聘用单位可以随时单方面解除聘用合同。

A.15

B.30

C.20

D.40