Unit2 Reading Language PointsRevision:Fill in the blanks with words from the box.Industry population waste economy responsibility reduce recycled Earth pollution environmentMy aim in life is to save the _for future generation.I want to become an environmentalist after I finish school.Too many people think that_cannot be stoppedenvironmentpollutionIndustry population waste economy responsibility reduce recycled Earth If we want the_to continue developing.But that is ridiculous.We can_dangerous and dirty_from factories if we are smart about what we buy.I want to teach people to buy_products.The production of recycled things is much better for the environment,because economyreducewasterecycledIndustry population responsibility EarthIt means we do not need to cut down more trees and cause the destruction of more forests.The_will still grow,but Earth will not have to suffer.We should also pay attention to what we eat.People should take_for not buying certain kinds of fish,because there are not many left in the ocean. industryresponsibilitypopulation EarthWe also have a problem with_.The number of people in the world keeps growing,and we are producing more rubbish.What if we run out of space?If we all work together,we can solve these problems and keep_clean and healthy.populationEarthLook and findRead the text and find the right words or phrases according to the meanings.1.tell,express2.Something that cannot be used any more and is thrown away3.terrible ,shocking4.besidesvoicewasteawfulIn addition5.destroy completely6.(birds,insects,fish,etc)produce eggs from their bodies7.come near to,get close to8.make less,reduce9.be helpful,useful,favourable to wipe outlay eggsapproachcut back onBe beneficial to10.be involved in or be affected by11.a constant,steady economy12.speak freelyBe concerned aboutA stable economyOpen the floorImportant language points1.In addition,many sea creatures are being wiped out by fishing boats.(line16)In addition (to ): as well (as) ; besidesIn addition,there is one more point I would like to make.In addition to the sandwiches, Aunt Mary gave us cookies to bring to the picnic.wipe out:destroy completelyWhole villages were wiped out by the earthquake.All the information saved in the computer was wiped out by the virus.2.These boats catch large numbers of fish without giving them time to lay eggs.(line16)Large numbers of: a large number of, a great number of.Large numbers of+countable nounsHe has collected large numbers of photos of different kinds of birds.On hearing that the team had won,large numbers of people crowed into the hall to celebrate.Lay eggs:(birds,insects,fish,etc.)produce eggs from their bodiesMore usages about lay1.She laid the baby down gently on the bed.(gently and carefully put somebody or something somewhere.)2.Why dont you lay that problem aside for a while and think about it later?(put something on one side and not to think about it.)3.The worlds population has grown to more than six times what it was in 1800.(line20)Pay attention to the following patterns:times+as+adj/adv+as+This box is four times as light as that box.times+the comparative degree of adj/adv+than+The cotton output was four times greater than that of 1996.times+the width(size,length,breadth,level,value)of+Earth is 49 times the size of the moon.4.My suggestion is that we should try to cut back on production and reduce the amount of things we make and buy.(line22)表示建议，要求，命令等意义的名词如suggestion,advice,requirement,order等作主语时，其后表语从句中的谓语通常用should+动词原形作谓语；或者省略should 直接用动词原形作谓语。The advice that the teacher gave was that the students (should)go to bed early during exam time.5.Mr Lin suggested we should cut back on the amount of things we produce in order to save the environment.Suggest,advise,require,order等动词后接的宾语从句中，也常用should+动词原形作谓语；或者省略should 直接用动词原形作谓语。They advise that a passport be carried with you at all times.6.The amount of rubbish we produce is turning into a big problem;we need to think more about recycling.Turn into:change intoWater turns into ice when it freezes.More phrases about turn:Turn up:(of a person) to arriveWe arranged to meet at 7:30 ,but she didnt turn up.Turn out:1.to be discovered to be;to prove to beIt turned out that she was a friend of my sister.2.to produceThe factory turns out 900 cars a week.Turn over:to change position so that the other side is facing outwards or upwardsThe car skidded and turned over.7.But I do agree that recycling may be the key to helping both sides.(line45)Key:the most important thingThe key (to sth/doing sth) The key to success is preparation.The key to solving the problem is patience.8.It is obvious that you are very concerned about the present situation of our environment.(line29)Be concerned about:be involved in (something) or affected by (something)Why is she so concerned about her appearance? Fill in the blanks with the following words or phrases.change the form where necessary.wipe out in addition (to) large numbers of approach the key (to sth) suggestion be concerned about cut back on turn into1.To save money,we should_our spending.2._the subjects already mentioned,students will also study Biology.3.The deadly disease almost_the entire population.4.We_all_ her safety.cut back onIn addition towiped outareconcerned about5.They plan to _the building _a hotel.6._students have volunteered to help.7.In my opinion, _solving the problem is to co-operate rather than argue,8.After two hoursclimbing,we_the top of the mountain.turnintoLarge numbers ofthe key toapproachedHomework1.Finish A1 and A2 on page 982. Read the text.同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全