1、科普环保类 30例1、Air is all around us. At the time we are born, air is around us everywhere .We live in air.All living things need air. Living things cannot live without air. We can go without food or water for a few days, but we cant live a few minutes without air. We take in air. When we are working, we
2、 need more air. When we are sleeping, we need less (少量的）air.We live in air but we cannot see it. We can only feel it. We can feel it when it is moving. Moving air is called wind. How can you make air move? Here is one way. Take an open book in your hands in front of your face. Close it quickly. What
3、 can you feel? It is air.根据短文内容，回答下列各题。【小题 1】Where is air?【小题 2】What do all living things need?【小题 3】What is moving air called?【小题 4】When do we need more air?【小题 5】Can we see air?答案【小题 1】Its all around us.【小题 2】Air.【小题 3】Wind.【小题 4】Working./ When we are working.【小题 5】No, we cant.2、When US student Ol
4、ivia Priedeman, 17, woke up one morning, she thought she had had a dream about making plans with a friend.But it wasnt a dream. Her phone showed that during the night, Priedeman had read a text message from her friend. She did it while she was fast asleep.Reading and sending text messages while asle
5、epcalled “sleep texting”is an unusual sleep behaviour, similar to sleepwalking. Its also a growing concern(关心的事) among doctors: young people cant live without their cell phones.One in three teenagers sends more than 100 text messages a day, according to the Pew Internet a kind of rice is being prepa
6、red , for example , which stops people becoming blind.Rich countries produce GM foods because they are easy to grow and bring in more money. Poor countries are interested in them because they help produce more food.GM plants are not natural. No one knows how good or bad they are,. Making GM foods is
7、 only one way of feeding people in 2050. There are strong feelings against them, because they are unnatural. They may feed people , then hurt them or their children later. But both rich and poor countries are interested in their use, and they are not going to go away. In 2050, we may think different
8、ly about them.【小题 1】GM foods are made by A. farmers B. workers C. scientists D plants【小题 2】What are the good things about GM foods ?A. They make plants strong against diseases. B. They are unnatural.C. They can help in human diseases. D Both A and C.【小题 3】GM foods .A. are a quick way to produce food
9、 B. grow in the wild C. are safe D are grown only in rich countries【小题 4】Why do some people not like GM foods?A. They are not useful. B. They are not helpful.C. They are not natural. D They are not cheap.【小题 5】From the passage we know that .AGM foods will disappear one day in the future BGM foods wi
10、ll not disappear in the future CPeople will not be interested in GM foods. DPeople will have to stop using GM foods 答案【小题 1】C【小题 1】D【小题 1】A【小题 1】C【小题 1】B7、Do you know why different animals or pests（害虫）have their special colours? Colours in them seem to be used mainly to protect themselves.Some birds
11、 like eating locusts, but birds cannot easily catch them. Why? It is because locusts change their colours together with the change of the colours of crops. When crops are green, locusts look green. But as the harvest time comes, locusts change to the same brown colour as crops have. Some other pests
12、 with different colours from plants are easily found and eaten by others. So they have to hide themselves for lives and appear only at night.If you study the animal life, youll find the main use of colouring is protecting themselves. Bears, lions and other animals move quietly through forests. They
13、cannot be seen by hunters. This is because they have the colours much like the tree.Have you ever noticed an even more strange act? A kind of fish in the sea can send out a kind of very black liquid when it faces danger. While the liquid spreads over, the enemies cannot find it. And it immediately s
14、wims away. So it has lived up to now though it isnt strong at all.【小题 1】From the passage we can learn that locusts _Aare small animals Bare easily found by birds Care dangerous to their enemies Dchange their colours to protect themselves 【小题 2】Bears and lions can keep safe because they_. Ahave the c
15、olours much like the trees Bmove quickly Clike brown and grey colours Dlive in forests 【小题 3】Why can the fish mentioned in the last paragraph live up to now? ABecause it is very strong. BBecause the liquid it sends out can help it get away from its enemies. CBecause the liquid it sends out can kill
16、its enemies. DBecause it swims faster than any other fish. 【小题 4】Which is the best title for this passage? AThe Change of Colours for Animals and Pests BColours of Different Animals and Pests CThe Main Use of Colours for Animals and Pests DSome Animals and Pests 答案【小题 1】D【小题 2】A【小题 3】B【小题 4】C8、Climb
17、 to the top of the amazing Sydney Harbour Bridge and look down 134 meters at the water below! This 4-hour climbing tour is fantastic! Book your tour now?Tour includes:A certificate to prove your climbed the bridge. A photo of you and your friends on top of the bridge.We also offer you :Special cloth
18、es to protect you from the strong wind.A radio to communicate with the tour leader.Snacks(for lunch and dinner tours only).Prices are in Australian dollarsChildren must be with an adult. At most 2 children per adult.For more information, email us at .Morning/Afternoon/Night ToursLunch /Dinner ToursM
19、on.Fri.Sat.Sun.Mon.Sun.From June 1to August 31 Adults $170$190$250Children (10-16)$110$130$190Adults $150$170$230Children (10-16)$90$110$170From September 1to November 30【小题 1】This is most probably a(n) . Ainvitation Btimetable Cnotice Dadvertisement 【小题 2】What can we learn from the article? AChildr
20、en can join in the tours alone if they are about 10. BIt can be quite windy sometimes on the top of the bridge. CFree snacks are offered to the climbers during the tours. DIt takes at least 4 hours to climb to the top of the bridge. 【小题 3】Mr. and Mrs. Johnson are going to take their twin daughters (
21、aged 11) to climb the bridge this Sunday morning(June 22). How much do they pay for the tour? A$480 B$560 C$640 D$880答案【小题 1】D【小题 2】B【小题 3】C9、根据学过的课文，判断正（T）误（F）The Earth is a planet and it goes around the SunSeven other planets also go around the SunNone of them has an environment with air，so people
22、 and things cannot growThe Sun and its planets are called the solar systemThe solar system is a small part of our galaxyThe stars we see at night are the suns in other solar systemsThere are more than 200 billion stars in our galaxy，called the Milky Way，and our Sun is only one of themBut scientists
23、have discovered many other galaxies in the universeThey are a long way away and their light has travelled for many years to reach usIt is hard to understand how large the universe isScientists have sent lots of spacecraft to look at other planets in our solar system，and some spacecraft have gong bey
24、ond the solar systemHowever，no one has discovered any life in space yetBut why has no one from other planets sent us a message？Have they tried to send information to us？With so many stars in the universe，are we alone，or is there life out there in space？We dont knowyet【小题 1】The Sun is one of the Eart
25、h planets【小题 2】There is more than one galaxy in our solar system【小题 3】There are more than 200 billion stars in the Milky Way【小题 4】Scientists have found life on other planets【小题 5】Theyve received no messages from space答案【小题 1】F【小题 2】 F【小题 3】T 【小题 4】F【小题 5】T10、China has decided to take actions to stop
26、 the use of free plastic bags. Supermarkets and shops in China arent allowed to offer free plastic bags.Every year, people use too many plastic bags and fail to deal with them in a right way. While we offer quick and useful service to customers, the plastic bags cause serious pollution as well. For
27、example, people will throw away plastic bags after they use them. The waste plastic bags may fly with the wind and make the environment ugly. Worse still, animals may eat them by mistake and die. Besides, Its difficult to find new land to put the waste plastic bags in, so plastic bags are burned. Th
28、e burning plastic bags give out harmful gas. So the government encourages people to go back to carry cloth bags and use baskets for their shopping things.根据短文内容按要求完成下列各题。【小题 1】 What arent supermarkets and shops allowed to offer?（根据短文内容回答问题）【小题 2】Do people deal with the waste plastic bags properly? （
29、根据短文内容回答问题）【小题 3】What kind of pollution do the burning plastic bags cause? （根据短文内容回答问题）【小题 4】从短文中找出与下面句子划线部分意思最相近的短语。The plastic bags cause serious pollution, too.【小题 5】In the passage, the underlined word “them” refers (指) to .答案【小题 1】Free plastic bags【小题 2】No，they dont【小题 3】The burning plastic bags
30、 give out harmful gas./It pollutes the air/Air pollution.【小题 4】as well【小题 5】Plastic bags11、A study finds that not enough morning light causes teenagers not to get enough sleep at night. “As teenagers spend more time indoors, they miss necessary morning light. Day light is needed to keep the balance
31、of the bodys 24-hour biological system (生物系统), which regulates (调节) body temperature and sleep styles,” reports Dr. Mariana Figueiro. “These teenagers who receive little morning light are going to bed later, getting less sleep and doing badly in tests. They are more likely to fail in their exams.”In
32、 the study, Dr. Figueiro asked 11 students in Grade 8 to wear special glasses to prevent blue morning light from reaching their eyes. At the end of the 5-day study she found that they fell asleep 30 minutes later than usual.Throughout her research, Dr. Figueiro has been very worried about teenagers
33、going to bed too late. The problem is that todays schools require teenagers to be in school very early in the morning. These students are likely to miss the morning light because they often go to school before the sun is up or as its just rising.Furthermore (此外), the schools are not likely to provid
34、e enough electric light to keep the balance of this biological system. Our biological system is much more sensitive (敏感的) to blue light. Therefore, having lots of light in the classroom does not make sure that there is enough light to keep our biological system balanced. 【小题 1】Which of the following
35、 is the result of the study?ABlue light in the morning harms the biological system.BNot enough morning light keeps teenagers sleep less.CNot getting more light in the morning make teenagers happy.DNot enough sleep makes teenagers fail in tests.【小题 2】We know from the passage that morning light _. Aha
36、s the same effects as afternoon light Bmay change studying habits of teenagersCis important to childrens biological systemDhas no effect on students tests【小题 3】Whats the problem of the students according to the study? AThere are not enough electric lights in the classroom.BBeing in school early affe
37、cts their study habits. CThey have to go to bed very early to have enough sleep.DThey go to school too early to get enough morning light.答案【小题 1】B【小题 2】C【小题 3】D12、What does blood do for us? It brings food to all parts of our bodies and takes waste away from them. All parts of our bodies are made of
38、cells. These cells are very small. They all need all the time. No one could make pictures of cells because no one could see them.What makes the blood move round the body? The heart is a pump. It pumps the blood and sends it round the body. The heart has rooms with doors between them. It pumps blood
39、in and out through these doors by changing the size of the rooms so that the doors are opened and shut. The heart keeps a stream of blood going all around the body and back again to itself. The heart is a very important part of ones body. When it stops beating, one will die.【小题 1】Blood is important
40、to our body because it can Aprovide pictures of cells Bbring food and waste Cfrom a stream Dmove around the heart 【小题 2】What does the underline word “microscope“ mean in Chinese? A显微镜 B探测仪 C放大镜 D摄像机 【小题 3】According to the passage, a pump is used to Aopen or shut doors Bsend something up Cchange the
41、size of rooms Dmake something in or out 答案【小题 1】B【小题 2】A【小题 3】D13、根据短文判断正（T）误（F）What will life be like in 3000? Different people have different answers. Here is my answer.I think life will be very different in 3000. Every family will have a robot. The robot can do everything for people. So people wo
42、nt have to do heavy and dull work. And they will have more free time to enjoy the things they like.People will wear special clothes in 3000. They dont have to wash the clothes because the clothes wont get dirty. There will be more kinds of food for people to enjoy. And they are all healthy food.Peop
43、le will use energy（能量） from the sun and the wind. So there wont be any pollution （污染）problems.People will use a special car to travel. It can run on the road and fly in the air. It will be very easy for people to travel to the moon and other planets（星球）. Some people will live in other planets.It wil
44、l be a happy world in 3000.【小题 1】Most families will have a robot.【小题 2】People wont eat food in 3000.【小题 3】There will no pollution problems in 3000.【小题 4】It will be very difficult for people to travel to the moon.【小题 5】People will still only live on the earth. 答案【小题 1】F【小题 2】F【小题 3】T【小题 4】F【小题 5】F14、
45、Speech TimetableSunday8:30-11:30English WritingDr. BohemianOn English Writing SkillsMonday19:00-21:00Space and ManDr. EasyAbout the Space Station ExplorationWednesday19:30-21:00MedicineMrs. Lucy GreenOn Medical Science of Heart TroubleFriday18:30-21:00Computer ScienceMr. Harry MorisonAbout Windows X
46、P Use【小题 1】Who will talk about English writing?A. Dr. Bohemian B. Dr. Easy. C. Mrs. Lucy Green.【小题 2】If you want to learn about Windows XP Use, you can go _.A. on Monday B. on Wednesday C. on Friday 答案【小题 1】A【小题 2】C15、Learning about the environment is very important. There are many good books that w
47、ill help you learn. To get started, ask your teacher or your friends for some advice. You can also look at some good websites with information about the environment and climate change. Climate change may be a big problem, but there are many little things we can do to make a difference. Driving a car
48、 or using electricity is not wrong. We just have to be smart about it. Some people use less energy by sharing a car. For example, four people can ride together in one car instead of driving four cars to work. Whenever we use electricity, we put greenhouse gases into the air. By turning off the light
49、s, the television, and the computer when they arent needed, you can help a lot.Dont buy products (产品) that use too much energy. Some products, like certain cars, are made specially to save energy. These cars can travel longer on less gasoline (汽油). They dont pollute as much, either. Products like computers, TVs and VCRs with the ENERGY STAR label (标签
