公交车突然刹车，导致所有乘客都向前踉跄了一下。

The bus suddenly braked, causing all passengers to ___lurch forward.

汽车在崎岖的山路上颠簸前行。

The car ___lurches along the rough mountain road.

公共汽车突然刹车时，乘客们猛地向前一倾。

The passengers ___lurched forward when the bus suddenly braked.