1、U6 Nurturing NatureUsing langaugeWhen I arrived at the train station,the train _.(leave)By the time the hurricane ended,it _(cause)10 deaths.In 2000,he left the company which he _(join)five years before._ had I opened the door _ the phone rang._ had I opened the door _ the phone rang.It was the firs
2、t time I _(see)such an unusual species.By the time you come back,I _(finish)all my homework.Grammar Past perfecthad lefthad causedhad joinedHardlywhenNo soonerthanhad seenwill have finishedThe room is tidy.Who _(clean)it?Ive been to Beijing twice _ _ _.(到目前为止)Qingdao has changed a lot _.(在过去的几年里)Thi
3、s is the second time _.(这是我第二次见到你)It _.(自从他参军已经一年了)She has many friends here whom she _(make)over the years in recent years.He _ for a year.(他去世一年了)He _(sing)since this morning.He is very tired.He _(do)his homework the whole afternoon.Present(continuous)perfecthas cleanedso far up totill now to date
4、inover the pastlast few yearsthat I have seen youhas beenis a year since he joined the armyhas madehas been deadhas been singinghas been doingCompare the sentences below.a.Wild animals such as these Tibetan antelopes have now been using these passages for years.b.before I know it,we have reached Tan
5、ggula Station.What is the difference between the expressions in bold in sentences(a)and(b)?What is the difference between the expressions in bold in sentences(a)and(b)?abformhave been doinghave donemeaning the action is continuous from the pastthe action happened once in the pastPresent perfect cont
6、inuousPresent perfect 一、结构She has been burning the midnight oil to prepare for GRE.We have been going to Seattle for a half a year.Ive been working with her for 20 years.S（主语）（主语）+have/has been doingPresent perfect continuous现在完成进行时Present perfect continuous现在完成进行时1.现在完成进行时表示动作从过去的某一时间开始一直持续到现在，动作是否
7、延续下去视上下文而定。The Chinese have been making paper for two thousand years.二、用法中国有2000年的造纸历史。动作还将继续下去动作还将继续下去这些天来他一直在给我们的杂志写文章。Tom had been phoning Alice every night for several months.几个月来，汤姆每天晚上都给艾丽斯打电话。2.表示从过去到现在时的一段时间被反复进行的动作或存在的状态。All these days he has been writing articles to our magazine.He was tir
8、ed,because he has been working all day.他累了，因为他整天都在工作。三、现在完成时与现在完成进行时的区别：在不用时间状语的情况下，现在完成进行时表示动作仍在持续进行，而现在完成时则表示动作在过去已结束。我们一直在打扫教室。我们把教室打扫过了。We have cleaned the classroom.We have been cleaning the classroom.I have lived here all my life.我一辈子一直住在这儿。表示暂时性的动作用完成进行时较好，表示长期的持续状态的动作用完成时较好。He has been stayi
9、ng with his uncle during the past two months.最近两个月他和他叔叔在一起。短暂性动作短暂性动作长期的持续状态长期的持续状态They have known each other since 1970.有些表示状态、感情、感觉的动词如：have,exist,like,hear,know,sound等，不能用于现在完成进行时，但可用于现在完成时。他们自从1970年就相识了。John has loved Mary since ten years ago.约翰爱了玛莉整整十年。I have not spoken English for two years.He
10、 has never seen a man like him.在否定句中一般用现在完成时而不用现在完成进行时。I have not been speaking English for two years.He has never been seeing a man like him.PracticeAmazon rainforesthowler monkeyHave you heard howler monkey in the Amazon Rain Forest?Lets read the story.Complete the passage with the correct form of
11、 the verbs in brackets.I 1 _ (hear)a strange sound for a while.Its a deep,loud roar,like a lions.But there arent any lions here.Or are there?Soon I see what 2 _(make)the noise:a howler monkey.Now I feel less worried.Realising that something 3_(move)on my shoulder,I turn my head to look at it.Oh no!I
12、ts a giant spider!I brush it off and it runs under some leaves.I try to bat away the huge have been hearinghave been makingis movinginsects,which 4 _(fly)around my head in a black cloud for quite a while.I pull off the headset and Im back in my living room.Thank goodness!I 5 _(give)the latest virtua
13、l reality headset and,for the last twenty minutes,I 6 _(use)it to explore the Amazon.This is an amazing experience and a reminder of how many species there are in the rain forest.We must do all we can to protect it.have been givenhave been usinghave been flyingProductionLook at the charts and make s
14、entences using the present perfect continuous tense.The number of trees_.has been increasing in the last 20 yearsDesert areas _.been reducing in the last 20 yearshave Butterfly population _.has been becoming larger and larger in the last 20 yearshas been increasing/words&expressionsU61.for a while2.
15、a deep,loud roar3.brush sth off4.pull off the headset5.virtual reality6.wooded areas1.一会儿2.一声深沉响亮的吼叫3.掸掉或拂掉4.摘下耳机5.虚拟现实6.林地Tourism and the environmentActivity 5 Listen and Listen to the conversation and choose the places mentioned.Nepal and Thailand are mentioned.Activity 6 Listen again and complete
16、 the notes.Now work in pairs.Discuss what type of travel you prefer.hard workelephantshike in the mountainscountlie on the beacha nice hotela one-day bike tourActivity 7 The fact is that The fact is that Wouldnt you agree that?Wouldnt you agree that?I agree,but I agree,but As a compromise,As a compr
17、omise,Lets find a compromise.Lets find a compromise.Lets meet in the middle.Lets meet in the middle.Complete the boxes with the expressions fromthe conversation.Activity 8Complete the passage with the expressions in the box.1.create opportunities for new businesses2.help the local economy3.not eco-f
18、riendly4.disturb the wildlife5.provide more jobs6.use up natural resources7.higher carbon emissionsActivity 9 1.attract more tourists2.create opportunities for new businesses3.help the local economy4.provide more jobs forpeople living in the area补充补充：5.raise awareness of local wildlife6.provide loca
19、ls with a chance to experience other cultures1.not eco-friendly2.disturb the wildlife3.use up natural resources4.higher carbon emissions补充补充：5.pollute inshore seawater6.destroy local ecologicalenvironmentComplete the boxes with the expressions in ActivityActivity 10Student A:You are a hotel operator
20、 who wants to build a hotel on some forested land.Student B:You are a conservationist who wants to protect the wildlife there.Work in pairs.Role-play a discussion to reach an agreement that is satisfactory for everyone.Now think about how well you approached the problem from different perspectives a
21、nd reached an agreement.words&expressionsU61.conserve the environment2.encourage sb to do3.involving educating them about.4.do ecotourism activities5.go on a one-day bike tour6.Lets meet in the middle7.As a compromise,.8.disturb the wildlife9.higher carbon emissions10.use up natural resources1.保护环境2
22、.鼓励某人做.3.涉及教育他们保护自然世界4.进行生态旅游活动5.自行车一日游6.让我们各退一步。7.作为妥协8.惊扰野生动植物9.更高的碳排放10.用光自然资源words&expressionsU611.become increasingly concerned about12.a heated discussion about13.in particular14.be in harmony with15.in turn16.approach the problem from different perspectives17.reach an agreement11.变得更加担忧.12.关于.热烈的讨论13.尤其14.和.和平相处15.反过来16.从不同的角度处理问题17.达成一致
