题目
题型：同步题难度：来源：
B. Four.
C. Five.
D. Six.
B. 264
C. 4,412
D. 120,000
B. south
C. west
D, north
B. Sandstorms just happen in the west of China.
C. Sandstorms like the one in 1993 never happened in history.
D. A person could see the building 100 meters far from him in the sandstorm in 1993.
答案
核心考点
试题【阅读理解。 Sandstorms (沙尘暴) happen suddenly and have effects on large areas. One e】；主要考察你对科普环保类等知识点的理解。[详细]
举一反三
"Customers are encouraged to carry their own bags," an official with the Ministry of Commerce, Men Xiaowei,said in an online interview earlier. "It is a habit revolution(改革). To cut the use of plastic bags is to protect our environment.
"Chinese have enjoyed free plastic shopping bags for more than 10 years. Those shopping bags used to be very helpful to Chinese shoppers. However,they also caused many problems to the environment.
Accordin8 to the National Development and Reform Commission(国家发改委) ,every two people would use at least one plastic bag one day. At least l,300 tons of oil must be used every day to produce plastic shopping bags for supermarkets alone.
" Plastic bags are difficult to be degraded (降解 ) , " Men said. " Most of the daily waste came from plastic bags, " Customers have begun to pay 0. 2 yuan for small sized plastic bags and more than 10 yuan for fabric (织物)ones.
1. Why does China cut .the use of plastic bags?
2. According to the words of Men Xiaowei,using plastic bags used to be Chinese people"s .
3. How many plastic bags might be used by ten people one day in China?
4, How much should customers pay for one small-sized plastic bag?
environment.Maybe that"s why there are l. 4 billion bicycles and only 400 million cars on roads
worldwide today. Bikes can take you almost anywhere , and there is no oil cost !
Get on a bicycle and ride around your neighborhood. You may discover something new all
around you.Stopping and getting off a bike is easier than stopping and getting out of your car.
You can bike to work and benefit(受益) from
the enjoyable exercise without polluting the environment. You don"t even have to ride all the way.
Folding(折叠) bikes work well for people who take the train. Just fold the bike and take it
with you. You can do the same on an airplane. A folding bike can be packed in a suitcase. You
can also take a common bike with you when you fly. But be sure to look for information by
getting on airline websites. Not all airlines are bicycle friendly to travellers.
Health benefits of bicycling :
●It helps to prevent heart diseases.
●Bicycling helps to control your weight.A 15-minute bike ride going to and returning from
work three times a week bums off rive kilos of fat in a year.
●Bicycling can improve your mood(必情) .Exercise like bicycling has been shown to make
people feel better,more relaxed and self-confident.
●Bicycling is healthier than driving.
B. exciting
C. expensive
D. popular
B. find something you didn"t notice
C. go everywhere and use a little oil
D. get off your bike and begin to work
B. take it onto a train
C. put it in your purse
D. go on airline websites
B. you will be friendly to others
C. you will be more relaxed
D. you may get fatter and fatter
B. Driving cars is healthier than riding bikes.
C. Riding a bike pollutes your neighborhood.
D. Common bikes are welcomed by all airlines.
will be 5 and get ready for 6 again.
But some people didn"t want 7 their homes to stay in other places. They don"t like a sudden change(突然变化)in their lives (生活). They like their homes 8 of all. And some people can have a rest in 9 way. They can go to visit their friends. They can have 10 holidays together.
( )2. A. stay
( )3. A. city
( )4. A. work
( )5. A. worse
( )6. A. work
( )7. A. to go
( )8. A. better
( )9. A. one
( )10.A. better
B. leave
B. town
B. study
B. healthy
B. sports
B. to come
B. best
B.other
B. best
C. go
C. village
C. holidays
C. bad
C. study
C. to stay
C. well
C. another
C. well
D. come
D. part
D. sports
D. best
D. play
D. to leave
D. good
D. others
D. good
People usually have poorer hearing if they work and live under noisy conditions. Recently many teenagers in America can hear no better than 65-year-old people,for these people like to listen to pop music and most of the music is a kind of noise. Many people living near airports become deaf. Noise produced by
jet-planes or machines will make people"s life difficult and unpleasant,or even make people ill,or even drive them mad.
Nowadays the governments of many countries are trying to solve not only air and water pollution
problems but also noise pollution problems.
B. Air
C. Noise
D. Pop music
B. People living near airports
C. People working in the street
D. People living in foreign countries
B. air pollution
C. noise pollution
D. all of the above
B. water pollution
C. noise pollution
D. music pollution
B. pop music
C. classical music
D. jazz
enough food. It must be clean food which is well 2 , and it must be the right kind of food.
Many people have enough food. We know we 3 food when we feel hungry. Then, if we eat a
bowl of rice, we will not feel hungry. 4 of us have enough food to eat. 5 have we eaten the right kind of food?
Bread is good for us. It 6 us to work and study. It keeps us 7 when the weather is cold. But
if we do not eat other food, we will become 8 .
Meat, eggs and milk are all very good for us. They help us to 9 . They keep us healthy. We must
have some of these kinds of food every day.
We must also have 10 and vegetables. They are good for us, too.