Do you know the girl ____ red?-Oh, she is my sister.[ ]

Some girls are on the hill. Where are ____________?

Have you brought with you? We won’t have time to come back.—Don’t worry. All the things we need are here, in this big bag.

Did you get there by ______ bike?—No, I took ______ taxi.

Every year the world’s top tennis players _______ to Shanghai to compete against each other.