_______ is hard is to do good all one’s life and never do anything bad.
let’s go out now. It _____ any more.
The two friends _____ on the Internet for three hours, and they would go on till the next morning.
— It is around 100 years, known to us all, ______ the first modern Olympic Games was held.— It really is. But were _____ ?
Mrs. White became a teacher in 1985. She _____ for twenty years by next summer.
— Well, that was really a good meal. I _____ you were a really good cook. — Thank you.