U形件弯形时,凸模与凹模之间的间隙,应()板料的厚度。
A.小于
B.大于
C.等于
D.不大于
参考答案:B
马克思在分析建筑地段地租时指出,( )是建筑地段地租的基础;建筑地段地租同样存在着级差地租。
A.农业地租
B.绝对地租
C.垄断地租
D.矿山地租
Which of the following most probably means what you’ve just heard
A.It was coffee that Catherine drank.
B.Catherine disliked to drink this kind of coffee.
C.Is this the coffee that Catherine drank
D.What did Catherine drink with her coffee