完全句例子英语是：1. I really don't know why you always stay up so late.
- I really don't know why you always stay up so late.
- He made a list of all the work to be done, and finished it.
- How do you study for the exam tomorrow?
- I wonder know who I am when I have problem.
- She always ignores her own mistakes, so she has little progress in her studies.