Seeing their teacher         into the classroom, they stopped         at once.

Lily always does what she can        others.

—Would you like       camping with me?
—I’d like to. But I’m busy       my homework.

He often drinks two cups of        water when he comes back.

—Let’s play football on the playground.
—It’s too hot outside. I prefer      at home rather than        out.

We are too tired. Let’s stop        a rest.

Thanks to the robots, the human reporters do not have to spend a lot of time         boring numbers and information.

­She listened to the music with her face          in tears.

—Grandpa has changed a lot.
—So he has. He spends more time than he used to        games with the children.

—My teachers often encourage me         more friends but I find it difficult.
—Your teachers’ idea is right. The more friends you make,        you will be.