You have worked for a long time. You ____________ be very tired.       

This CD _______ belong to Bill. It has his name on it.

You          drive your car so fast. It’s dangerous.

------Shall we meet at the station at 8 a.m? -------In fact we________.The train _______until 10a.m.

 — Can you play the guitar?       — _________________. 

 –Look! A man is cutting a tree on the moon. --It ______ be true. The teacher said there is no air on the moon.

—_____ you please play tennis with me? —Sorry, I _____.

—____________you swim?   —Yes，but I’m not a good swimmer.

 —Can your friend sing?--______.

 — Is Jim coming by train?  — I’m not sure. He_____ drive his car.

----Whose is that book? ----It _________ belong to Lucy. Her name is on it.

That notebook _____  John’s. It has his name on it. 

 — When and where               we meet? — Let's make it 3:00 at my home.

—That T-shirt with Yao Ming’s picture on it      belong to     David . He likes him a lot .—No, it      be his. He hates black color.

 This book ______ , because his name is on the book. 

--- Could I look at your pictures?   --- Yes, of course you _____.

 ---The book _____ be Tom’s.---No, it _____ be his. There’s a name on the book. It’s Jim’s.

Tom’s uncle knows computers well, and he __________ a computer engineer .

—Could I use your phone? —Yes, of course you ____ .

Henry _____be at home because he phoned me from his office just now.