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

—May I take this book out of the reading room?
—No，you ________.You read it in here.

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