What _____ in that shop?[ ]
A. did happen
B. is happening
C. was happened
D. happen
答案:B
不是血管性痴呆病因的是()。
A.大面积皮质梗死
B.心脏病
C.既往卒中史
D.高龄
E.糖尿病
职业以获得现金或实物等报酬为目的。( )