________your teacher ________happy today?
—Why won’t you go on a trip to the Great Wall with me? —Because I there.
—Have you got anything to do this afternoon, Lucy and Tom? —Yes._____ of us are going to the home for the elderly.
Don’t ______ others too much. You should do things by yourself.
Unluckily, a car accident _____ on this road last week.
It is a pity that his son was born _______ a weak heart.