There is _____ milk in the bottle.[ ]
A. few
B. a few
C. a lot of
D. many
答案:C
直线2x-y+4=0与x轴的哪一点相交( )
A.4
B.2
C.0
D.-2
维修作业中,配碴整形车的作业速度应控制在()。
A、1km/h~4km/h
B、2km/h~5km/h
C、3km/h~6km/h
D、4km/h~7km/h