Lucy knew nothing about it ___________her sister told her.
A. because B. until
C. if D. after
He can play tennis better than ___________in the class.
A. any boys B. any other boy
C. any boy D. any other
The old man lives ___________, but he never feels ___________.
A. alone; lonely B. lonely; alone
C. lonely; lonely D. alone; alone
— Do you know mother giant pandas have only one or two babies ___________?
— Sorry, I don’t know.
A. at a time B. at time
C. at times D. at that time
—Is this maths problem ___________?
—Yes, I can work it out ___________.
A. easy ; easy B. easily ; easily
C. easily ; easy D. easy; easily
—___________does your sister walk her dog ?
— Once a day.
A. How many B. How fast
C. How soon D .How often
