----What did Mr. John say just now?----He told us _______ out of the window in class.
The game is _____ funny that many of them like it.
I'm very glad _____ you.
More and more people in the world enjoy _____ now.
当经介绍后认识某人,你应该说:
Is the cat ________ the door? No, it isn’t. It’s ________ the desk.