驾驶货车在高速公路被小客车超越后，为预防其突然并线，应该（）
A.提前轻踩制动踏板减速
B.保持原速
C.急转转向盘
参考答案：A
—Has the little girl passed ______ P.E. test?
—She has tried twice, and the teacher will allow her to have _____ third try.
A．the; 不填
B．a; the
C．the; a
D．the; the
左侧平面图的立体图是（）
A.选项A
B.选项B
C.选项C
D.选项D
