在“以六一泥泥于火畔炙之”中,“六一泥”之义为()
A.六分水一分泥
B.六分泥一分水
C.六月初一取的泥
D.蚯蚓泥
参考答案:D
The mid-term exam is to be held ___ the end of this month.
A.on
B.by
C.in
D.at
铸件的凝固方式依照什么来划分?