他变得暴力，不得不被强行制止。

He became violent and had to be physically ___restrained.

我不得不克制自己不对他大喊大叫。

I had to ___restrain myself from shouting at him.

可悲的是，我们时不时地发现很难抑制我们活泼的精力。

It is sadly true, that we, from time to time, find it difficult to ___restrain our vivacious spirits.