How could you forget the keys?

你怎么能忘记带钥匙呢？

youdao

I wanted a tool so easy to use that you could almost forget about drawing and just concentrate on WHAT you are trying to represent instead of HOW to draw it.

我想要一个很容易使用的工具，让你几乎忘掉绘制过程，将注意力集中在你要展现的东西上而不是如何去画它。

youdao

How could you forget my birthday?

你怎么能忘了我的生日？

youdao

It's sweet, but I find it hard to forget how awful you could be jacking up your rates out of the blue, charging me a monthly fee for a DVR that only worked half of the time.

WSJ: A Year Without Cable