— Mum, many friends of mine are going to Hongenshi Park. Can I go too?
— ________ Wait till you are old enough, dear.

It is getting late. I am afraid I must be going now!
OK,________________

--- Shall I take a message for you? 
--- _____.

—Peter, you won the first place??]
—________！I don’t believe you.

—I’m feeling terrible and lonely all the time, what should I do?
—______! Try to talk to your friends, and take good care of your health.

— It’s too late. Let’s leave it tomorrow.
— ________! We can start it earlier next morning.

—How did you find your visit to the exhibition, John? 
—______

---Call me when you get to your school.
---OK, ____.

----How long are you staying?
----I don’t know. ____

—I’m afraid I can’t go to your party; I have lots of things to do.
—________.