10.A.this B.its C.one D.it
KEY: 1.C 2.A 3.B 4.D 5.C 6.B 7.B 8.D 9.C 10.D
(3)
Fire can help
people in many ways. But it can also be very harmful (有害的). Fire can keep your house
__1__, give light and cook food. But fire can burn things __2__. Big fire can
burn, trees, houses, animals or people.
Nobody knows how people began to
use fire. But there are __3__. interesting old stories about how a man or woman
started a fire. One is __4__ a man. The man __5__ a very long time ago. He went
up the sun and __6__ fire down.
Today people know how to make a
fire with matches(火柴). Children sometimes __7__ to play with them. But matches can be
very dangerous. One match can burn a piece of paper. and __8__ it could burn a
house. A small fire can turn a big fire. very quickly. So you __9__ be careful
with matches.
Be careful with fire, and it will
__10__ you. But if you aren’t careful with fire. and it may hurt you.