一Julia,you look upset.What's up? …The computer break down at this busy hour.I have lots of typing to do.
---I was wondering if we could go skiing on the weekend.--- good.
Only when _______ 30 years old ______ to learn English.
If the man is only interested in your looks, just shows how shallow he is.
Chinese handwriting is an important part of our culture, so young people are required to _____ handwriting.
John Snow became inspired when he thought about helping ordinary people Cholera.