32.Look up at the sky at night.What can you see?Less than 100 years ago,everyone could look up and see the night sky full of stars.Now,in most big cities we can see few or no stars.Why?That's(1)
light fills the skies over our cities. Air,water,and noise pollution are not new to us,but do you know that light can also be(2)
kind of pollution?The improper use of lights - known as light pollution - may have serious effects on humans,wildlife and weather conditions. Cities and towns usually have more light pollution(3)
the countryside.Much outdoor lighting(4)
(use) at night for offices,factories,streetlights and sports centers is much too bright and sometimes(5)
(complete) unnecessary. Some scientists are finding ways to stop light pollution and make our lives(6)
(good). The good news is that light pollution,unlike many other kinds of pollution,is controllable and each one of us can make a difference!Just(7)
(realize) that light pollution is a problem is not enough:what we need is action.(8)
example,many streetlights now have covers.The covers let the light only(9)
[p??nt] to the ground.They stop the light from going up into the sky.They also save(10)
['en?d?i].The covers are a small change,but they can still have a good effect.
注:1.必須包含提示內(nèi)容,可適當(dāng)發(fā)揮,開頭已給出,不計入總詞數(shù); 2.意思清楚,表達(dá)通順,行文連貫,書寫規(guī)范; 3.請勿在文中使用真實(shí)的姓名、校名及地名。 Dear Mike, How are you these days?I am writing to share two mascots of Beijing Winter Olympic Games with you. . What do you think of them? Yours, Kangkang