---Do you know why people set off fireworks ? --- Well, in ancient China, people set off fireworks on New Year’s EVE that the loud noise could drive away bad spirits .
______________ Miss Wang can remember, she hasn’t met the girl before.
—Our classroom _____________ every day. —So it is. It’s our duty to keep it clean and tidy.
_______________is it from this park to your school?
______________! We will have an exam next week.