— Life now is not so easy as it ___________be, do you think so?

— Yes. I ___________ working seven days a week to get more pay.

A．used to; used to

B．was used to; used to

C．used to; am used to

D．was used to; am used to

与固定资产相比，营运资金的特点不包括（）。

A.波动性

B.周转期短

C.占用稳定

D.灵活性