让学习者有机会对这些问题的好的和坏的解决方案进行比较和对比。

Give learners the chance to compare and contrast good and bad solutions to the problems.

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关于非法移民的争论的核心是一个关键问题：移民对经济是好还是坏？

At the heart of the debate over illegal immigration lies one key question: are immigrants good or bad for the economy?

youdao

结果，他们会试图说服传达坏消息的人，说情况其实没那么坏，只要迅速采取行动就能让问题消失。

Consequently, they try to convince the bearers of bad news that things aren't so bad, and that swift action can make problems go away.

youdao

The real issue is to figure out how to build constructs out of this that tackle particular problems, but the fundamental basics of computation are just captured in that set of mechanisms.

坏消息是当然这不是真的,真正的问题是怎么来,构建解决特定的问题的这些结构，但是运算的最基本的东西,仅仅体现在机制集里。

麻省理工公开课 - 计算机科学及编程导论课程节选

The actual morality of the kind of chastity that the Lady believes in, I think, raises a lot of questions about the clarity of the distinction being formed here between good and evil.

小姐信仰的贞洁道德观，我认为引出了很多关于,明确区分好和坏的形式的问题。

耶鲁公开课 - 弥尔顿课程节选

OK. In particular, let's go over to here, and let me show you a second example.

一定是个坏办法，它经常是解决问题的。

麻省理工公开课 - 计算机科学及编程导论课程节选