According to our school rules, students ________ not carry mobile phones when taking a exam.

It’s funny that Howard___ speak to you like your boss.

– Amazing! You _____ have won the first prize in the national English speech contest!
– I’m lucky that all my efforts have finally paid off.  

Cheating is strictly forbidden in this important exam, and students ______ bring any reference books into their classrooms, cell phones included.

---- ________ you spoil everything, Kevin?
---- Please don’t get me wrong. I just want to help and I am a good man and I ….

Nobody knows for sure how dinosaurs died out 65,000,000 years ago. It _______ because of sudden changes of their living conditions.

—Will you read me a story, Mummy?
—OK. You ________ have one if you go to bed as soon as possible.

--I have to go now to pick up my daughter.
--If you ________ go, at least wait till the rain stops.

You ________ in person; a telephone would have been enough.

It’s annoying ! After I gave her my advice, my daughter ________ go and do the opposite.