—Hello, may I have an appointment with the doctor?—_________
He is running____the wind towards the station_____Tom running ________the right.
I don’t think you can work out the maths problem____her help.
My uncle lives____116 Changhe Street. His room is ____the sixth floor.
The old man died______ cold _______ a cold night.
The trees ___front of the house are ___the charge of Mr. Li.