1、rehearse

排练，演练，预演(戏剧、舞蹈或音乐作品)

A group of actors are rehearsing a play about Joan of Arc.

一群演员正在排演一出关于圣女贞德的戏。

Tens of thousands of people have been rehearsing for the opening ceremony in the workers' stadium.

数万人一直在工人体育馆为开幕式进行排练。

默默练习;默述;默诵

Anticipate any tough questions and rehearse your answers.

预先考虑可能遇到的各种棘手问题，并且自己练习回答。

We encouraged them to rehearse what they were going to say.

我们鼓励他们默述一下他们要说的内容。

复述;详述;重复

Yesterday's speech to the Scottish party conference rehearsed the arguments again.

昨天在苏格兰党人会议上的演讲中又一次重复了这些观点。

2、work out

想出，得到(解决方法);解(谜)

Negotiators are due to meet later today to work out a compromise.

谈判人员定于今天晚些时候进行会谈，商定一个折中方案。

It took me some time to work out what was causing this.

我花了一些时间才弄清此事的起因。

计算出，解出（数学题答案）

It is proving hard to work out the value of bankrupt firms' assets.

清算破产公司的资产值其实很困难。

When asked what a ￡40.35 meal for five people would cost each diner, they were unable to work it out.

问到5个人吃一顿饭花了40.35英镑，每人要出多少钱时，他们算不出来。

(如期）发生；进展(顺利)

Things just didn't work out as planned.

事情根本没有按计划进行。

I hope it will work out well.

我希望进展顺利。