剃削7级齿轮,一般采用()级精度的剃齿刀。
A、A
B、B
C、C
参考答案:B
____house in this district has heating in winter seasons.
A.No any
B.Not every
C.Not all
D.All not
个人二手车贷款的贷款期限(含展期)不得超过( )年。
A.5B.4C.3D.2