—Let’s go and visit your new school! 

—______.

-Have you finished doing your homework ________?

-Sorry, I haven't finished it ________.

---______ do you help your mother do the housework?

---Once a week．

--Must I come to your office to get my paper topic?

--No, you ________. I can telephone you.

--Can you ride a bike?

--No, I ________.

--Can you ________?

--No, I can't.

--Let Lin Tao and ________me, will you?

--They are my good friends,

— I’m tired after that long class.

— Well, you can ________ for ten minutes(分钟).

--______ is your house from the factory?  

--It’s about twenty minutes’ walk.