Another test you can use is this. Ask yourself, “If I were to go to bed now, how quickly could I fall asleep?

另一个可以为你所用的测试方法就是，反问自己，“如果我现在就去睡觉的话，多久我才会入睡？”

youdao

I have time for a quick question; ask quickly.

我有时间可以回答一个简短的问题，请赶快发问。

youdao

I ask you for a face, you quickly begin?

我想问你换一张脸你快乐么？

youdao

I ask you for a face, you quickly begin?

我想问你换一张脸你快乐么？

youdao