阅读文章并给出正确的答案。

Read the passage and tick the right answer.

youdao

你没有回答正确，订正错误并且给出正确的答案。

You didn't answer correctly. Correct the mistakes and give the correct answer.

youdao

在这个人独处时，他给出了正确的答案。

When the man is alone, he gives the correct answer.

youdao

Here's a quick quiz, just to get your sense, I'm not expecting necessarily to get these right, but just to get a sense of a few issues with nutrition.

先来个快速测验,只凭你们的感觉,我不要求各位给出正确答案,只是听听大家对几个营养学问题的想法

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选