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Chúng ta sống trong một thế giới năng động, và môi trường sống luôn luôn trải qua những thay đổi ở tất cả các cấp độ. Tuy nhiên, những thay đổi tự nhiên thường xảy ra ở tốc độ chậm để tác động đến từng loài có xu hướng nhỏ - ít nhất là trong ngắn hạn
Khi tốc độ thay đổi được tăng tốc đáng kể, có thể không có thời gian để các loài cá thể phản ứng với hoàn cảnh mới, và các hiệu ứng có thể là thảm họa. Tóm lại, đây là lý do khiến mất môi trường sống nhanh chóng được coi là nguyên nhân chính gây nguy hiểm cho loài, và không có lực lượng nào mạnh hơn trong vấn đề này so với con người. Ở một mức độ nào đó, mọi phần của trái đất đã bị ảnh hưởng bởi các hoạt động của con người, đặc biệt là trong thế kỷ qua. Điều này áp dụng trên hầu hết mọi quy mô, từ việc mất vi khuẩn trong đất đã từng hỗ trợ rừng nhiệt đới, đến sự tuyệt chủng của cá và các loài thủy sinh khác trong môi trường nước ngọt bị ô nhiễm, thay đổi khí hậu toàn cầu gây ra bởi việc thải khí nhà kính. Từ quan điểm của một đời người, những thay đổi như vậy có thể khó phát hiện và ảnh hưởng của chúng đối với từng loài có thể khó dự đoán. Nhưng bài học là đủ rõ ràng. Ví dụ, mặc dù nhiều quốc gia đã có kế hoạch trồng nhiều khu rừng nhiệt đới, chúng rất dễ bị phá hủy bởi vì các loại đất mà chúng phát triển rất nghèo trong các chất dinh dưỡng sẵn có. Nhiều thế kỷ có thể được yêu cầu mang lại một khu rừng bị cắt giảm hoặc bị đốt cháy trong không gian vài năm. Nhiều loài động vật và thực vật bị đe dọa nghiêm trọng trên thế giới sống trong các khu rừng như vậy, và chắc chắn rằng một số lượng lớn chúng sẽ biến mất nếu tỷ lệ mất rừng hiện tại tiếp tục. Môi trường sống trên thế giới là không thể thay đổi và tồn tại cố định.
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1. It is "Living Planet Report".
2. The WWF said the earth is losing biodiversity at a rate seen in extinction.
3. They said the decline in wildlife was because of exploding human sonsumption.
4. The article said trees were being cut down for beef.
5. The article said animals had lost habitat.
5. The
Plans grow(46)in almost every part of the world. We see(47)such plants as flowers, glass, and tree nearly every day. Plants grow high on moutaintops, far in the oceans, and in many deserts and(48)polar regions
Without plants, there could be not life on earth. Man could not live without air of food and so he could not live without plants. The oxygen in the air we breathe comes from plants. The food we eat also comes from plants or from animals that eat plants. We build houses and make many(49)useful products from lumber cut from trees. (50) Much of our clothing is made from the fitbers of the cotton plants.
Scientists belive there are more than 350,000 species of plants, but no one knowns for(51)sure. Some of the smallest plants, called diatoms, can be seen only with a(52)microscope . A drop of the water may hould as many as 500 diatoms. The largest living things are the giant sequoia trees of California. Some of them stand more than 290 feet high and measure over 30 feet wide
Scientist(53)divide all living things into two main groups - plants and animals. It is usually easy to tell the two(54)apart . Almost all kinds of plants stay in one place, but nearly all species of animals move about under their own power. Most plants make their own food from air, sunglight, and water. Animals cannot make their own food. The basic units of all life, called cells, are also different in plants and animals. Most plants have thick wall that(55) contain a material called cellulost. Animal cells dl not have this material.
Read the following passage and do the tasks below:
Day after day we hear about how anthropogenic development is causing global warming. According to an increasingly vocal minority, however, we should be asking ourselves how much of this is media hype and how much is based on real evidence. It seems, as so often is the case that it depends on which expert you listen to, or which statistics you study.
Yes, it is true that there is a mass of evidence to indicate that the world is getting warmer, with one of the world's leading weather predictors stating that air temperatures have shown an increase of just under half a degree Celsius since the beginning of the twentieth century. And while this may not sound like anything worth losing sleep over, the international press would have us believe that the consequences could be devastating. Other experts, however, are of the opinion that what we are seeing is just part of a natural upward and downward swing that has always been part of the cycle of global weather. An analysis of the views of major meteorologists in the United States showed that less than 20% of them believed that any change in temperature over the last hundred years was our own fault - the rest attributed it to natural cyclical changes.
There is, of course, no denying that we are still at a very early stage in understanding weather. The effects of such variables as rainfall, cloud formation, the seas and oceans gases such as methane and ozone, or even solar energy are still not really understood, and therefore the predictions that we make using them cannot always be relied on. Dr. James Hansen, in 1988, was predicting that the likely effects of global warming would be a rising of world temperature which would have disastrous consequences for mankind: “a strong cause and effect relationship between the current climate and human alteration of the atmosphere ". He has now gone on record as stating that using artificial models of climate as a way of predicting change is all but impossible. In fact, he now believes that, rather than getting hotter, our planet is getting greener as a result of the carbon dioxide increase, with the prospect of increasing vegetation in areas which in recent history have been frozen wastelands.
In fact, there is some evidence to suggest that as our computer-based weather models have become more sophisticated, the predicted rises in temperature have been cut back. In addition, if we look at the much reported rise in global temperature over the last century, a close analysis reveals that the lion's share of that increase, almost three quarters in total, occurred before man began to "poison" his world with industrial processes and the accompanying greenhouse gas emissions in the second half of the twentieth century.
So should we pay any attention to those stories that scream out at us from billboards and television news headlines, claiming that man, with his inexhaustible dependence on oil-based machinery and ever more sophisticated forms of transport is creating a nightmare level of greenhouse gas emissions, poisoning his environment and ripping open the ozone layer? Doubters point to scientific evidence, which can prove that, of all the greenhouse gases, only two percent come from man-made sources, the rest resulting from natural emissions. Who, then, to believe: the environmentalist exhorting us to leave the car at home, to buy re-usable products packaged in recycled paper and to plant trees in our back yard? Or the skeptics, including, of course, a lot of big businesses who have most to lose, when they tell us that we are making a mountain out of a molehill? And my own opinion? The jury's still out as far as I am concerned!
Question 1-6: Choose the appropriate letters (A, B, C or D), based on the information from the passage.
1. The author ........
A believes that man is causing global warming
B believes that global warming is a natural process
C is sure what the causes of global warming are
D does not say what he believes the causes of global warming are
2. As to the cause of global warming, the author believes that ........
A occasionally the facts depend on who you are talking toB the facts always depend on who you are talking to
C often the facts depend on which expert you listen to
D you should not speak to experts
3. More than 80% of the top meteorologists in the United States are of the opinion that .........
A global warming should make us lose sleep
B global warming is not the result of natural cyclical changes, but man-made
C the consequences of global warming will be devastating
D global warming is not man-made, but the result of natural cyclical changes
4. Our understanding of weather ...........
A leads to reliable predictions
B is variable
C cannot be denied
D is not very developed yet
5. Currently, Dr. James Hansen's beliefs include the fact that .......
A it is nearly impossible to predict weather change using artificial models
B the consequences of global warming would be disastrous for mankind
C there is a significant link between the climate now, and man's changing of the atmosphere
D Earth is getting colder
6. Which of these is the best title for this text?
A Global Warming is for real
B Global warming - media hype or genuine threat?
C Weather changes over the last 100 years
D Global Warming - the greatest threat to mankind
Read the passage below and use the correct form of the words given.(10 marks)
One of the major(1. ENVIRONMENT) environmental concerns in today's world is growing list of (2.DANGER) endangered plants, animals and birds. The (3.BIG)biggest threat of all wildlife is, of course, man, who must take action now to prevent the (4.APPEAR) disappearance of these species. Whales, tigers and elephants all(5.REQUIRING) require greater protection as hunters threaten to drive them to extinction,(6.SIMILAR)Similarly, more effective measures are suggeted to stop (7. GLOBE) global warming, which has led to the (8.LOSE) loss of important natural habitats. Fish too, are increasingly at risk frpm high lever of the river and sea(9. POLLUTE) pollution , cause by oil spill and toxic effluent. Stricter government controls will help in the fight to save our wildlife and a greater public(10.AWARE) awareness of the issuses should be involved
I) Read the passage again then decide whether the statements are true(T) of false(F)
Chu Van An high school is one of the oldest and most prestigious state schools in Viet Nam. Established in 1908 by the drench , the school was located beside the Wast lake , and was originally named after the location it was in . It is a very pleasant , spacious school with great views of the lake from the classroom windows.
In 1943 , the school was moves to Ninh Binh , and was not moved back to Ha Noi until 1945. In that year, the school was renamed Chu Van An , after a famous Vietnamese Confucianism teacher of the Tran Dynasty. Professor Nguyen Gia Tuong becamr the first Vietnamese principal of the school . Many famous people like ex-prime Ministeer Pham Van Dong , Docter Ton That Tung , anf poet Xuan Dieu Used to be the school;s students
Today the school is still located in the same area , and has maintained its prestige, as well as its reputation as one of the top school in Ha Noi . It is very difficult to be admitted to the school . Every year , there are around three thousand applicants but only about five hundred are admitted. Those applicants have to take an entrance examination conducted by the Department of education and training of Ha Noi
1. Chu Van An high school is one the second oldest schools in Viet Nam __T
2. It was moved to Ninh Binh in 1943__T
3. It is very difficuld to be admitted to the school __T
4. Wvery year, there are aroud three thousand applicants are admintted to the school___T
5. The applicants have to take an entrance examination__T_
each year, on September 22th people in over 1500 cities in 40 countries ảound the globe celebrate World Carfree day. This annual event, which is coordinated by the World Car Network in Parague and supported. by the European Union and the United Nations, aim to raise awareness of ....the..... problems caused by put dependence on private cars. Streets are closed to traffic and opened instead to street parties, theater, bicycles demonstrations or ourdoor cafe, in order to show people what your city might loook like ......if..... there were fewer or no cars. Over one hundred milion people are believe to take ......part..... in the celebration, though this figure is difficulty to verify.
The hope of the organizers is that the initiative will serve as a catalyst and lead to more permanent changes ......which...... will promote and encourage more environmentally friendly alternatives to the car, .....such....... as walking, cycling, and public transport. ...........However............, with increasing globe car production and a world which .....is...... grown used to the benefits of private transport, skeptics of the event say the battle is already lost. One can only hope they are wrong and even if it is unlikely we will see cities ........without........ any cars at all, people may at least begin to change their habits and leave their car at home more often

1.C
2.C
3.A
4.A
5.C
6.B
7.D
1. What do scientists believe will happen by 2050?
A)All plant life will be altered.
В) 450 types of plants will be in danger of becoming extinct.
С) Part of the world’s plant life will face extinction.
D) Environmental factors will affect only 450 plant species.
2. Where can the Millennium Seed Bank be found?
A)outside Sussex С)in the Royal Botanical Gardens
В) outside London D) in the Kew Gardens
3. The main objective of the Millennium Seed Bank is to
A)save the seeds of thousands of the world’s plants.
B) protect all flowering plants in the world.
С) start a new international project in the next few years.
D) undertake a larger conservation project soon.
4. The Millennium Seed Bank carries out its work by
A) training foreign governments to plant seeds.
В) travelling around the world with botanists from other countries.
C) helping other international seed banks.
D) collecting international seeds and returning them to Britain for storage.
5. The methods used in storing the seeds show that
A) all seeds can be preserved for many years.
B) some species cannot be stored by regular means.
C) some of the plant species develop into healthy plants.
D) some seeds are damaged when X-rayed.
6. The Millennium Seed Bank is trying to
A) reproduce new plants from the seeds.
В) reduce the storage lives of some seeds.
С) destroy the seeds that cannot be frozen.
D) plant the seeds that have a short storage life.
7. Why is this project important, according to Dr Pritchard?
A) It’s useful to medical research.
B) It’s useful in technological research.
C) It helps governments in developing countries.
D) It helps animal habitats.
2 B em ạ
2B Komorebi em ạ