-Show me your homework, Dave. -Sorry, Mrs Brown. I've_______ it at home.

---------Where is Mr Li? ----------He ___________in the office. I saw him leave just now.

------------- Your books are in a terrible mess on your desk.------------- Sorry, I will _________ at once. 

He used to __________ in the morning, but now he is used to _________ at night. 

The little boy ________ the glass. And the glass ________ on the ground and was broken.

We have _________ many more school clubs and organized a lot of interesting activities this term. 

— Excuse me, could you ____________ me a minute, please? I would like to talk to you. —Sure!

—Hey guy, turn it off please. We don’t __________music in the reading room.  —Oh ,sorry!

 I _____ peaceful countryside _______ noisy cities while my elder sister prefers _______ in the modern cities.

The shoes ________ that he ________ at last.

—Can you tell me how to make apple juice?  —Sure. Please watch carefully and you will see how it _________ .

—I’m afraid I can’t ________ you, sir. Can you speak more slowly? —Of course.

Mr. Li will go to Guangzhou by air. His workmates are ______ at the airport.

The computer         in 1946 in America.

 —Why are you so happy  today? —Because I           to London with my parents tomorrow. 

The policeman told us __________ the street when the traffic light was red. 

—You should ________ your son. He works harder than before.—Thanks, I will.

 Don’t ___________ your dictionary all the time when you meet new words.

It is difficult __________ you ___________ finish the work in a week.

___________ a sportsman is a hard job, but you are very excited if you are successful in ____________a good medal.