She often reason with us

讲道理───reason

He is pervious to reason.───他可以理喻.

He had reason to be pleased with himself, since he was one of only seven out of forty candidates who were successful.───他有理由沾沾自喜，因为他是40个候选人里仅有的7名成功者之一。

It stands to reason that if you are considerate and friendly to people you will get a lot more back.───显然，如果你通情达理，对人友善，那么你肯定会获得更多回报。

I can only guess the reason.───我只能猜测原因.

There may be some other reason for it.───恐另有原因.

Providing that you exercise due care, there is no reason why you shouldn't live to a great age.───只要你适当地注意, 你就可享有很高的寿命.

For some unaccountable reason, the letter never arrived.───不知何故，那封信始终未寄到。

Lack of security of tenure was a reason for many families becoming homeless.───居住权得不到保证是许多家庭居无定所的一个原因。

I had no reason to doubt him.───我没有理由不相信他。

I had a bad night; I went to bed early enough, but for some reason I couldn't get off to sleep.───我夜里睡得很不好, 上床相当早, 可是不知为什么睡不着.