Did you do your homework Peter?
I didn't do my homework.
do your homework right now!
I did, but the questions were too difficult.
It was too dark.
The ceiling is too high.
You must try harder, or you will flunk the test.
study hard, or you'll get an F.
Eat it, or I'll be mad.
Gosh, who invented math.
Who called you.
Who lives here.
첫댓글 Hurry up, or we'll be late.