Sir, you ________ take this seat. It’s just for the old.

He _______that, without any strong evidence, he was sentenced to 10 years in prison by the judge in the trial.

What do you mean, there are only ten tickets? There _________ be twelve. 

-- Mum，can I go on a holiday with my classmates this summer vacation?-- OK．You __________ have a chance if you get along well with your studies．

She is a quiet girl at school，but sometimes she _____be very naughty．

“No student,” the headteacher stressed, “_______ go out of the school after ten o’clock at night without my permission.”

My friends __________ come to see me. I don’t want to go out in case they come.

 Sir, you _______ be sitting in this sitting room. It is for women and children only.

— Professor Smith, some students want to have a talk with you. ___ they wait here or outside?— Show them in now, please.

The haze or smog was so serious that the winter running _________.Some students complained as they ran

She ______ have attended that meeting, for she was doing paperwork in the office then.

She ______ into the thick forest alone on such a dark night.

------ Where is my dictionary ? I remember I put it here yesterday . -------- You ______ it in the wrong place .

—Why，I didn’t get you on the phone.—We ________football on the playground when you phoned.

—I wonder where Peter is.He said he’d be here for lunch.—Don’t worry！He________be caught in the rush hour.

My mother is a great cook and we ________ never get enough of her cookies.

I’m as busy as a bee；________ you bother me with so many questions now?

—I called you at 9 last night，but no one answered.—Sorry，I ________ sleeping.I went to bed very early. 

Sorry，Cathy，I didn’t know that you were badly short of money then.But you ________ me for help.

—I regret to say that I failed to rank first in the terminal exam.—Come on，nobody ________ win all the time.