----Are you in Class One?----___________A. Yes, I’m. B. Yes, I am. C. No, I am.
They started very early yesterday morning_________ get there on time.
Today Chinese ___________in many schools around the world.
I don’t know if he _____ tomorrow. If he ______, please call me.
Cormorants are good _____________ catching fish.
Since you are ill, you ______ attend the meeting.