--- We aren't going to have a class meeting today.

--- ________? We have some problems to discuss.

---Shall we go to the zoo this Sunday?

---________

--How often do you hang out with your friends?

--________.

---Don't you think her radio is too noisy?

---Yeah. I'll go and ask her to ______.

---I’m going to the supermarket.

---Will you get me some chocolates ______ you are there, Mum?

---When ______ your sister start ______ English?

---Two years ago．

--Whose watch is lost?

--Mr. Smith's. Look! He______ it everywhere.