题目内容
4.Our factories and homes burn coal and oil.Every year we have forest fires somewhere.Many scientists believe that the weather is changing.The earth will perhaps be warmed by about 7℃at the South Pole(极) and the North Pole.The ice will be melt(融化).The sea level(平面) will rise by about 7meters.As a result,water will cover cities like London,Tokyo and New York.Some ports(港口) and towns along the coasts will disappear under water.Some other scientists think that the dust,smoke and pollution from coal,wood and oil fires will block out(封闭) the ultraviolet rays(紫外线).Then the earth will become colder and great sheets of ice will cover Europe and North America.
When chemicals in the air mix with rain,we have acid(酸) rain.Acid rain can bring us great harm.It destroys(破坏) forests and kills life in lakes and rivers.
People are beginning to see how serious the problem is.They find it important to work with nature instead of against it.They are trying to save the earth in many different ways.But one of the most important things to do is to make people understand that saving the earth is saving ourselves.
41.Some scientists believe thatA.
A.the earth is growing warmer
B.we have to burn down the forests every year
C.we can find oil in our forests
D.we need coal in our forests
42.Ice at the poles willDif the earth gets warmer.
A.become thicker by seven meters
B.cover cities like London and Tokyo
C.raise the sea level by 7degrees
D.become water and make the sea rise
43.Acid rain canC.
A.bring great changes in our weather
B.kill pests(害虫) in lakes and forests
C.kill the fish in rivers and lakes
D.cover Europe and North America
44.What can we learn from the third paragraph?D
A.The dust together with pollution from coal,wood and oil fires will bring us more heat from the sun.
B.The ultraviolet rays will come more because of the dust and pollution from fires.
C.According to the scientists,the change in weather hardly has anything to do with the pollution.
D.As a result of the dust and pollution from coal,wood and oil fires,the earth will become colder.
45.Which sentence is TRUE?B
A.The weather is changing just because of the acid rain.
B.People have come to know the importance of working with nature.
C.All the scientists agree that our earth is sure to become warmer and warmer.
D.The sea level will rise if the earth gets colder.
分析 短文讲了有些科学家认为石油,煤炭等的燃烧将会使地球变暖,导致两极冰川融化,海平面上升,有的城市将被淹没.而另一些科学家则认为燃烧产生的气体会伤害大气层,导致地球变冷.不论怎样,人类都已经意识到问题的严重性,已经知道了跟自然和谐相处的重要性.呼吁大家为我们自己的生存保护地球.
解答 答案:41.A 细节理解题.根据第一段句子Many scientists believe that the climate is changing.The earth will perhaps be warmer.许多科学家认为气候正在改变.地球可能会变暖.可知科学家认为地球将变暖.故选A.
42.D 细节理解题.根据第一段句子At the South Pole and the North Pole,the ice will melt (融化).The sea level will rise by about 7meters.可知南北极的冰雪融化导致海平面上升.故选D.
43.C 细节理解题.根据第三段句子Acid rain can bring us great harm.It destroys forests and kills life in lakes and rivers.可知酸雨能摧毁森林,杀害湖泊里的生命.故选C.
44.D 细节理解题.根据第二段句子Some other scientists think that the dust,smoke and pollution from coal,wood and oil fires will block out the sunrays.Then the earth will become colder可知科学家认为来自燃烧煤炭,石油等产生的灰尘和烟雾会破坏大气层,地球将会变冷.故选D.
45.B 细节判断题.根据最后一段句子They find it important to work with nature instead of against it.可知人们已经意识到跟自然和谐共处的重要性了.故选B.
点评 在通读全文的基础上,根据全文大意,展开逻辑思维,瞻前顾后,认真观察选项,仔细推敲,确定最佳答案.
A:All right,young man.(67)CB:Yesterday I had a runny nose.Now I can't breathe freely.And I have a sore throat.I'm afraid I've a temperature.I feel terrible.
A:Don't worry,young man.Let me give you a check.(68)D.Open your mouth and say'ah'.
B:Ah.
A:Oh,there's nothing serious.You just have a cold.
B:(69)FA:A good rest is all you need and drink more water.I'll give you some medicine.
B:Thank you very much.
A:(70)A
| A.You are welcome. B.How are you feeling now? C.Tell me how it started. D.First let me take a look at your throat. E.Yes,that's right. F.Any advice for me? G.What's the matter with you? |
要求:1.语句完整,意思连贯,语法正确.
2.字数80个词左右.
3.可适当发挥.
| 1 | food | more vegetables,fruit,less meat… |
| 2 | exercise | do more exercise,take a walk,play ball games… |
| 3 | good habits | go to bed early,keep away from computer games… |
| Name | sport | |
| Bai lili | the long jump, the high jump | Steve,cheer …on |
| Li Ming | 800-meter | be the winner |
| Miss Wang | the teachers'relay race | Michael,take photos |
| Wang Junfeng | 400-meter race | do one's best,cross the finish line,the Olympic Games |