根据短文，下面哪个选项是正确的？

According to the passage, which of the following is true?

youdao

根据对话，下列哪个选项是正确的？

Which of the following is correct according to the dialogue?

youdao

下列哪个选项是朋友给的？

Which of the following was given by a friend?

youdao

So we have four choices in terms of initial and final energy levels, and also what it means - in terms of the electron -- whether it's gaining energy or whether it's going to be emitting energy?

我们有这四个选项,各有不同的初始能量和末能量,它都是按照电子来说的,不管是失去能量还是得到能量？

麻省理工公开课 - 化学原理课程节选

And then I think it looks like most people understood that four was not a possibility.

然后我认为,大多数人是理解第4个选项,是不可能。

麻省理工公开课 - 化学原理课程节选

But that does seem to be the least unacceptable of the options.

但那似乎是最容易接受的选项了。

耶鲁公开课 - 死亡课程节选