【判断题】数控机床的核心是数控系统,数控系统的核心是数控装置。
【单选题】In the United State, while inviting guests over for dinner, what do the hosts usually do?
A.
Prepare a lot of more food than deeded.
B.
Constantly put food on the visitor’s plate.
C.
Leave the guests to help themselves.
D.
Urge the guests to drink a lot.
【单选题】In Britain arrangements for inviting and entertaining guests at a wedding are usually the responsibility of the bride' s family. In most cases it is mainly friends and relations of both families who a...
A.
make all the arrangements for the wedding
B.
provide hospitality for the people attending
C.
decide who shall be invited
D.
pay all the expenses involved
【单选题】某企业发行债券 100万元,筹资费用率为2%,债券的利息率为10%,所得税税率为25%,则企业债券的资本成本为( )。
【单选题】某企业发行债券100万元,筹资费用率为2%,债券的利息率为10%,所得税税率为25%,则企业债券的资本成本为( )。