Please give reason _____ being late for school. [ ]
A. in
B. for
C. to
D. of
答案:B
阴阳毒的病因是()
A.湿热
B.风热
C.疫毒
D.虚寒
()是刃口倾斜的一种薄凿。
A、斜凿
B、扁凿
C、板凿
D、园凿