题目
题型：同步题难度：来源：
easier than it was hundreds of years ago,but it has also brought new problems.One of the biggest
is pollution.Pollution comes in many ways.We see it,smell,drink it and even hear it.
The more people,the more pollution.Many years ago,the problem was not so serious because
there were not so many people.Man is now slowly polluting the whole world.
Air pollution is still the most serious It"s bad to all the living things in the world.Water pollution kills
our fish and pollutes our drinking water.Noise pollution makes us become angry more easily.The
pollution of SO2 is now the most dangerous problem of air pollution.It is caused by heavy traffic.
It is sure that if there are fewer people driving,there will be less air pollution.
Many countries are making rules to fight pollution.They stop people from burning coal(煤)in
houses and factories in the city.So the less pollution there is,the better life people will have.
B.because there are fewer people
C.because the earth is being polluted day and night
B.as easy as
C.harder than
B.noise pollution
C.water pollution
B.it"s bad to all the living things in the world
C.it has made our rivers and lakes dirty
B.The pollution of the earth grows as fast as the world"s population does.
C.The problem of pollution is not serious because there are so many people.
答案
核心考点
试题【 The world is becoming smaller by using modern traffic,TV,telephone and so o】；主要考察你对科普环保类等知识点的理解。[详细]
举一反三
States.People of different ages,from 12 to 83,were asked to have a test.During the test,these people
were given all kinds of breakfast and sometimes they got no breakfast at all.Scientists wanted to see
how well their bodies worked when they had had different kinds of breakfasts.
The results show that if a person eats a right breakfast,he or she will work better than if he or
she has no breakfast.If a student has fruit,eggs,bread and milk before going to school,he will learn
more quickly and listen more carefully in class.
The results also show that having no breakfast will not help you lose weight.This is because
people become so hungry at noon that they eat too much for lunch.So they will gain weight instead
of losing weight.
B.The people who don"t have their breakfast will learn faster.
C.The test shows us that eating breakfast is very important.
B.the England
C.China
B.They will eat too much because they are so hungry at noon.
C.They will feel sick.
B.A person will gain weight without eating breakfast.
C.A and B are both right.
at night.Our body rests while we sleep.In the morning we are ready to work and play again.Our body
grows most while we are sleeping.Children usually need more sleep.We can learn our lessons better
after we have enough rest.Boys and girls at the age of eight or nine should sleep ten hours every night.
When we sleep,our body needs fresh air,so we"d better sleep with our windows open.While in bed
we must not cover our head.If you want to be strong,you must get plenty of sleep and fresh air.
B.resting
C.playing
D.dreaming
B.Sleep
C.Rest
D.How to be strong
B.Warm air.
C.Rest
D.Both A and C
B.Enough rest and play
C.Enough sleep
D.Both A and C
B.No,we needn"t.
C.Yes,we do.
D.Yes,we need.
water in the world. For a long time, people lived happily beside the Lakes until
the countries began to build factories along the shores. Pollution was killing the
Lakes, pretty soon, the Lakes" ecosystem (生态系统)was not right any more.
Scientists knew something had to be done.So did the government(政府). They
learnt it was important to keep the ecosystem of the Lakes healthy and strong. If
the Lakes dried up, the whole world would feel it.
Many areas would become deserts and many animals would lose their homes and
maybe die out. As a result, they set up a lab called the Great Lakes
Environmental Research Laboratory to solve(解决)the problem.
1. d____to stop living
2. s____the land along the edge of a large area of water,such as an ocean or lake.
任务2：同义句转换，每空一词。
Scientists knew something had to be done. So did the government.
3.____scientists 4.____the government knew something had to be done.
people don"t have breakfast, 2 they are very busy. Some people want to 3 longer in the morning
and they don"t have time to eat 4 . Some want to do more work, so they begin to work when it is time
for breakfast. 5 eat breakfast, but they eat quickly and often finish (完成) it in a very short time. We
can often see someone eating his breakfast when he is 6 in the street. All these are 7 for people"s
health. If you want to keep healthy, get up 8 in the morning. After doing 9 , sit down at a 10 table
and enjoy some healthy food without hurry (不慌不忙地).
( )2. A. then
( )3. A. sleep
( )4. A. nothing
( )5. A. Other
( )6. A. walking
( )7. A. good
( )8. A. late
( )9. A. swimming
( )10. A. big
B. so
B. eat
B. morning
B. Another
B. sleeping
B. bad
B. early
B. fishing
B. dirty
C. because
C. wash
C. dinner
C. Others
C. watching TV
C. cold
C. quietly
C. washing
C. lazy
D. where
D. give
D. breakfast
D. The other
D. lying
D. fantastic
D. happily
D. shopping
D. clean
about the problem of radiation.
But how can we protect (保护) ourselves from radiation? Here are some suggestions (建议) for you.