Home milk delivery has almost disappeared in China now, and gone with____       are milkmen. 

Will he come back to school tomorrow? I hope _____.

The best job is ____which uses your skill in doing something with your interest in the subject.

 —Look at your hands, John. ______ of them is clean.—OK, I’ll wash them at once.

--- Which of the two T-shirts do you prefer? ---_______ is OK. I don’t like their styles.