你最好不要熬夜,熬夜有害健康.
You stay up late. It's harmful to your health.
The shoes ?(一定是她的)(be)
The soccer ball .(是她的)(belong)
I tests.(不害怕)(be)
If you don't know how to spell new words, .(查字典)(look).
You , ?(过去常弹吉它,是吗) (use)