他不愿评论大学生是否应该换专业。

He would not comment on whether or not college students should change majors.

youdao

我应该换工作。

I should change jobs.

youdao

所以也许我们应该换一个例子。

So perhaps we should change the example.

youdao

Why, in other words, should we think of language as speech, as voice?

换句话说，为什么，我们应该将语言看做是言语，声音？

耶鲁公开课 - 文学理论导论课程节选

You should wear that all the time. Did you get your hair changed? Or maybe,

你应该多穿那条裙子。你换发型了吗？又或者

You look 实战 - SpeakingMax英语口语达人

In other words, should we be putting more emphasis on diplomacy on economic and technical assistance in Afghnastan rather than so much emphasis on the military actions?

换句话说，我们是不是应该把更多的经历放到外交，经济以及技术援助上,而不是把过多的经历放在军事行动上？

普林斯顿公开课 - 国际座谈会课程节选