电销业务中要求按照机构的现行核保政策执行的为（）A.禁保及限保车型、亏损业务、特别约

方程x²=cosx的实根个数是______．

Our food supply _____. We’d better get some in case there’s ____ left.

A．is running out, none

B．has run out of, none

C．is using up, nothing

D．has used up, nothing

----- I’ ll give you a ring about eight.

------Could you phone a bit later? I ______ dinner then.

A．will be having

B．have had

C．had

D．was having

下列哪些是生理性体重下降的特点

A．由于母乳不足所致

B．由于水分丧失及胎粪排出所致

C．发生于生后1周之内

D．体重下降达初生体重的10%～15%

E．体重在生后10d之内恢复

规费的计算基数可采用（）。

A．直接费

B．人工费

C．机械费

D．以上均可