明朝名将()在临海八年,抗击倭寇九战九捷,并创造性地加盖了二层中空敌台。
A.戚继光
B.俞大猷
C.唐顺之
D.郑成功
参考答案:A
— What do you think of the price of these computers?
— They are at least equal in price to, if not cheaper than, ____at the other companies.
A.it
B.ones
C.that
D.the ones
数控技术向开放式发展的目的为()。
A.便于通风
B.便于维修
C.便于扩展功能
D.便于出口