Peter is ten years old. He is _______ to go to school.

---Would you mind ______ your bike?
--- No, not at all. I’ll put it under the tree right away.

---I saw Betty       to Grandpa Li's home just now.
---Yes. She’s often seen _________ the old man with the housework.

--- Will you go to Lucy’s birthday party this Sunday, Li Lei?
--- I      if you      .

—Ann asked me to remind you of the meeting this afternoon. Don’t forget it!
—OK, I     .

There _______ two books and a pen on the desk.

Why don’t you _____ a soccer ball?

You’d better ____ football in the street.

－          did you play the piano today?   －For five hours.

---Would you like         to eat, dear?
---Yes, some bread please. I’m a little hungry.