The first textbooks ______ for teaching English as a foreign language came out in the 16th century.
—— How long has the bookshop been in business? —— ______1987.
He is running____the wind towards the station_____ Tom running ________the right.
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 trees ___front of the house are ___the charge of Mr. Li.