四、信息还原(10分)
Chinese people have used wind power for thousands of years.Because of the need of war,
Zhang Liang invented the kite.1
G
To go abroad to do business with foreigners,Zheng
He used wind to drive his big ships.
Wind power is a clean energy resource.2
E
When the wind makes windmills spin(风车
旋转),they make electricity.It is said that there are millions of windmills in the world now.
3.
C
First,it is clean.Windmills cause little pollution.Second,we can use wind
power forever because there is always wind in nature.
Some people are afraid that windmills will kill birds.4
D
Old windmills killed birds
because they spun very fast.New windmills spin slowly,so they aren't dangerous for birds.
Some people say that building windmills will be harmful to the environment.There is no need
to worry about it.As long as we choose the right places,they won't harm the environment
around.Also,windmills are always built where there are fewer people.5.
B
Today,about 2.5% of the
world'
s power comes from wind.
And the number keeps growing.
A.But nobody had success. B.So their noise won't trouble us.
C.Why is wind power so popular? D.It used to be true,but it isn't any more.
E.Now,we mainly use it to make electricity.
F.So few people can use electricity made by wind.
G.To send messages,Zhuge Kong ming invented the sky lantern.