---Would you like to play pingpong with me?

---______.

--- Tell him about it when he ________.

--- Yes, I will.

---Do you like swimming in the river?

---Yes, I do. What about you?

---______.

---Excuse me, Li Lei.______?

---I'm sorry I can't. Is it behind the door?

---Oh, yes, you're right! Thank.

---What do you think of the film?

---I have no idea．Because I ________ it．

---Who is your favorite actor?

---______．

---How long have you ______ the motorbike?

---For about two weeks.

---Is this his key?

---No, it’s       

--- That_______a mistake．

---I don't think so．It_______a mistake．