1.break up 分手；打碎

Rubber bullets were used to break up the demonstration.
橡皮子弹被用来驱散示威人群。

They are terribly upset by the break-up of their parents' marriage.
父母婚姻破裂让他们极度苦恼。

2.require to 需要

Larger drawings tend to require two or three exposures to cover them.
较大的图画往往需要两三张胶片才能拍下来。

True emotion ought not to require overstatement.
真实的感情不应当需要过分渲染。

3.carry out 执行；进行

The indisputable fact is that computers carry out logical operations.
不容置疑的事实是，电脑执行逻辑操作指令。

The Navy is to carry out an examination of the wreck tomorrow.
海军明天将对失事船只进行细查。

4.benefit from 通过…获益；受益

Ted might benefit from hearing his own voice recorded and played back.
听自己声音的录音回放对特德可能会有帮助。

There is little doubt that skin does benefit from exfoliation.
毫无疑问，脱皮对皮肤有益。