For instance,even native speakers are often not sure when to use "lie" and when to use "lay."

VOA: special.2010.02.11

When to use "the" in a sentence, when not to use "the", when to use "an" instead of "a" or "a" instead of "the".

在一个句子中，什么时候用“the”，什么时候不用“the”，什么时候用“an”代替“a”，什么时候用“a”代替“the”。

经常犯的失误 - SpeakingMax英语口语达人

They like to--when they're computing the investment yield, they want to be completely honest and not use any rules of thumb.

当他们计算投资收益率的时候,他们需要完全精确,而非用经验公式

耶鲁公开课 - 金融市场课程节选

But others, even when they know the risks, do not want to use condoms.

VOA: standard.2009.10.21

Now for the hacker edition, if you are feeling up to a bit more of a challenge you'll find that when you run the game, one it's not all that hard to use some ASCII art just make it a little fancier as the teaching fellow who implemented this solution did.

对于升级版，如果你能应付更大的,挑战，你会发现当你在玩这个游戏时，用一些字符画把它做得,比那些教学人员做的更有新意,并不是那么困难。

哈佛公开课 - 计算机科学课程节选

And you want to use it when you really, really do not like something

当你特别特别厌恶某事的时候，你才会用这个词。

I hate 课堂 - SpeakingMax英语口语达人

As I mentioned, you can also use "I wish" when you express something that you do not want to have happen.

就像我之前提到的，当你想说明你不希望发生的事情时，你也可以用“I wish”。

I wish 课堂 - SpeakingMax英语口语达人

So you will use "it depends on" in a sentence when you're not sure of something is going to happen.

当你不确定某件事是否会发生时，你就可以使用“It depends on”句型。

It depends on 课堂 - SpeakingMax英语口语达人