剖切位置线与剖切方向线垂直相交,剖切方向线是()的粗实线
A.6~10mm
B.6~8mm
C.4~6mm
D.2~4mm
参考答案:C
The beautiful lady was at ____ loss when ____ word came that she was forbidden to drive for speeding too many times.
A.a; a
B.the; a
C.the; the
D.a; /
下列生物中属于消费者的是[ ]
A.细菌
B.大豆
C.兔子
D.蘑菇