topple|toppled|topples

抗议者们联合起来推翻了独裁政府。

The protesters united to ___topple the dictatorship.

那个摇摇晃晃的椅子终于倒了。

The wobbly chair finally ___toppled over.

腐败丑闻最终导致总理下台。

The corruption scandal eventually ___topples the prime minister.