I don't know what the teacher is saying and I don't know how to do homework, either.

我不知道老师在说什么，我也不知道如何做家庭作业。

youdao

And I don't know how to see my way through.

我也不知道该如何解开这些疑团。

youdao

And I don't know how to quantify to what degree it's different.

并且我不知道到什么程度可以被称之为改变。

youdao

"These are only their first Olympics." "And being at home, I don't know how they stood the pressure, because I certainly couldn't.

VOA: standard.2010.02.23

So, we paid one dividend and I don't know how much excitement it generated, but that's the Does this mean that share price will drop by $2 after a $2 dividend?

所以我们分了一次红,我不知道这引起了多大的兴奋,但这是,分了两美元股利后,是不是每股价格就会下降两美元

耶鲁公开课 - 金融市场课程节选

and I don't know how much I've said so far but, yeah, totally different than here,

我不确定我说了多少不同之处，但是总的来说，跟这里有很多不同，

来自爱荷华 - SpeakingMax英语口语达人

But they are a beautiful animal, and I don't know how people are going to react to hunting them.

NPR: Large Sea Lion Population Threatens Fishing

He said, 'I'm 87, and I've gone and bought an Apple Mac and I don't know how to use it'.

BBC: Apple Shop muddle prompts new name for Wroxham Barns store

"I still have the nightmares and wake up and find myself downstairs and I don't know how I got there, " Tucker said.

CNN: King: Veterans' stories show cost of military service