综合填空。选择方框中所给词的正确形式填空,每词限用一次。
we, if, machine, kill, little, bring, on, pollute |
Hundreds of years ago, life was much harder than it's today. People didn't have modern 1
.
Life today has 2
new problems. One of the biggest problems is pollution. Water pollution has
made our rivers and lakes dirty. It 3
our fish and affects our drinking water. Noise pollution makes 4
talk louder and louder. Air pollution is the most serious kind of pollution. It affects every living
thing in the world.
We need to do many things to fight 5
. We can put waste things in the dustbin and not throw it 6
the ground. We can go to work by bus or with our friends in the same car. 7
there are
fewer people driving, there will be 8
pollution. Laws are not enough. Every person must help to
fight pollution.