We had ______ fun at Mary’s party last Sunday.

The kind lady devoted all her life to _____ those homeless children.

According to some scientist , every human being, _____, gives off body heat.

As I know, there is _____ car in this neighborhood.

____ you ask many different questions will you acquire all the information you need to know．

—Do you think you will be able to finish your writing by five o’clock today?
— ______. I’ll be busy with experiments all day.

Most citizens like to go to the Wal-Mart Super Centerbecause it has a ______of items.

_________ his earnings as a football coach, he also owns and runs a chain of sports shops

Students should be encouraged to take charge of their own learning, _____ just depending on their teachers.

Riding a bicycle can be fun. But _______ you ride a bike to work, and then there isn’t one to ride home?