There is a river around our town. It is about ______ long.
He can play tennis better than ___________ in the class.
The old man lives ___________ , but he never feels ___________ .
—Do you know mother giant pandas have only one or two babies ___________?— Sorry, I don’t know.
— Is this maths problem ___________?— Yes, I can work it out ___________ .
— ___________does your sister walk her dog?— Once a day.