咬下唇习惯形成的错,可能性最小的是()
A.牙列拥挤
B.开唇露齿
C.前牙深覆
D.牙间隙
E.前牙开
参考答案:E
With the guide _____ the way, we finally got to the village which we were looking for.
A.led
B.leading
C.to lead
D.had led
起步前未确认车辆周围情况,便贸然起步,可能会碰撞车辆周边的行人或物体。正确的做法是什么?