2019届一轮复习人教版选修六Unit4Globalwarming单元学案（24页word版）

2019届一轮复习人教版选修六Unit4Globalwarming单元学案（24页word版）

‎2019届一轮复习人教版选修六Unit 4Global warming单元学案 单元基础词汇 ‎1．atmosphere n．__大气；气氛__‎ ‎2．recycle v．__回收利用__‎ ‎3．unbearable adj.__难以忍受的__‎ ‎4．decline vi.__减少；降低；下降__‎ ‎5．undertake vt.__承担；从事；负责__‎ ‎6．arouse people's awareness of environmental protection__提高人们的环保意识__‎ ‎7．bring... under control __控制__‎ ‎8．die out __灭绝__‎ ‎9．white pollution __白色污染__‎ ‎10．from bad to ___worse__每况愈下 ‎11．be faced __with__ 面临 ‎12．do __what__ we can __to_do__ sth.做我们能做的一切去做某事 ‎13．reduce pollution __减少污染__‎ ‎14．throw away__丢弃__‎ ‎15．in harmony with nature__与自然和谐相处__‎ 单元好句 ‎1．__There is no doubt that__ the earth is becoming warmer and that__ it is human activities that__ have caused this global warming.‎ 毫无疑问，地球正变得更加暖和，全球变暖正是人类活动所致。‎ ‎2．We'll have nowhere to live in the future__ unless__ we__ take action to protect__ the earth now.‎ 如果我们现在不采取措施来保护地球，将来我们会无处生存。‎ ‎3．__It is well－known that__ the global water shortage is becoming increasingly severe mainly due to global warming.‎ 众所周知，由于全球变暖，全球水资源短缺问题正变得日益严重。‎ 词汇素养　‎ Ⅰ.单词识记 ‎1．__consume__vt. 消费；消耗； 耗尽；吃完→__consumer__n.消费者→__consumption__n.消费；消耗量 ‎2．__phenomenon__n.现象→__phenomena__pl.现象 ‎3．__quantity__n.量；数量→(形近词)__quality__n.质量 ‎4．__tend__vi.趋向；易于；照顾　vt.照顾；护理→__tendency__n.倾向；趋势 ‎5．__oppose__vt.反对；反抗；与(某人)较量→__opposed__adj.反对的；对立的 ‎6．__mild__adj.温和的；温柔的；淡的→__mildly__adv.温柔地；温和地 ‎7．__consequence__n.结果；后果；影响→__consequent__adj.随后发生的；作为结果的→__consequently__adv.因此；所以 ‎8．__state__vt.陈述；说明→__statement__n.说明；说法；表现 ‎9．__steady__adj.平稳的；持续的；稳固的→‎ ‎__steadily__adv.平稳地；持续地 ‎10．__existence__n.生存；存在→__exist__vi.存在 ‎11．__commitment__n.承诺；交托；信奉→__commit__v.承诺；保证 ‎12．__pollution__n.污染；弄脏→__pollute__vt.弄脏；污染 ‎13．__growth__n.增长；生长→__grow__v.生长；增长；留长(头发/指甲)‎ ‎14．__contribution__n.贡献→__contribute__v.贡献；投稿 ‎15．__electrical__adj.电的；与电有关的→__electricity__n.电；电能 ‎16．catastrophe n．__大灾难；浩劫__‎ ‎17．circumstance n．__环境；情况__‎ ‎18．random adj.__胡乱的；任意的__‎ Ⅱ.词汇运用 ‎1．He has made __steady__ progress in his study after he worked day and night __steadily__ for nearly a few months.(steady)‎ ‎2．It is wrong for us students to __consume__ blindly. I think we should acquire a scientific outlook of __consuming__ and focus on study.(consume)‎ ‎3．A clear __statement__(state) of objectives is vital before the project begins.‎ ‎4．The Devil never __exists__. How does your stupid idea come into __existence__？(exist)‎ ‎5．The storm __tends__ to hit our city, but we will observe ‎ the __tendency__ of it closely.(tend)‎ ‎6．Many beautiful fish are fast disappearing because of the severe __pollution__(pollute)．‎ ‎7．He was given an expensive car as a reward for his __contributions__(contribute) to the company's success.‎ ‎8．He made a __commitment__(commit) to pay the rent on time.‎ ‎9．The final __presentation__(present) on the following Thursday will be the result of group work.‎ ‎10．Generally speaking, childhood is a period of rapid __growth__(grow)．‎ Ⅲ.单词巧记 ‎1．名词变复数的不规则变化 ‎①phenomenon→phenomena　现象 ‎②medium→media　媒体 ‎③crisis→crises　危机 ‎④criterion→criteria　标准 ‎⑤datum→data　数据 ‎⑥bacterium→bacteria　细菌 ‎2．与“电”有关的单词荟萃 ‎①electrical adj.电的；与电有关的 ‎②electricity n．电；电流 ‎③electric adj.电的；电动的 ‎④electronic adj.电子的 ‎⑤electrics n．电学 ‎⑥electrician n．电工；电学家 ‎⑦power n．电力；电源 ‎3．与“灾难”有关的名词集锦 ‎①catastrophe　大灾难　　　　　②disaster　灾难 ‎③earthquake　地震__④flood　洪灾 ‎⑤tsunami　海啸__⑥drought　旱灾 ‎⑦survivor　幸存者__⑧victim　受难者 ‎4．“环境”相关词汇 ‎①global warming全球变暖 ‎②greenhouse effect温室效应 ‎③environmentally friendly环保的 ‎④low carbon低碳 ‎⑤smog n．雾霾 ‎⑥solar energy太阳能 ‎⑦carbon dioxide二氧化碳 ‎5．表达态度的形容词 ‎①casual adj.随意的；漫不经心的 ‎②optimistic__adj.乐观的 ‎③pessimistic adj.悲观的 ‎④doubtful adj.怀疑的 ‎⑤favorable adj.支持的 ‎⑥indifferent adj.漠不关心的 ‎⑦concerned adj.关心的 ‎⑧objective adj.客观的 ‎⑨opposed adj.反对的 短语速记 Ⅰ.短语默写 ‎1．__result in__导致 ‎2.__so long as__只要 ‎3．__keep on__继续 ‎4.__even if__即使 ‎5．__and so on__等等 ‎ ‎6.__quantities of__大量的 ‎7．__come about__发生；造成 ‎ ‎8.__put up with__忍受；容忍 ‎9．__go up__上升；增长；升起 ‎10．__subscribe to__同意；赞成；订购 ‎11．__be opposed to__反对……；与……对立 ‎12．__on the whole__大体上；基本上 ‎13．__on behalf of__代表……一方；作为……的代言人 Ⅱ.短语填空 ‎1．I can't__put up with__my noisy roommates any longer.‎ ‎2．We want to know how it__came about__that humans speak so many different languages.‎ ‎3．You must keep to the rules__even if__you think they're unfair.‎ ‎4．The farm grows various kinds of crops, such as wheat，corn, cotton__and so on__.‎ ‎5．You have made a few mistakes in your composition but__on ‎ the whole__, it was written well.‎ ‎6．__On behalf of__everyone here, I wish you a pleasant journey back to your country.‎ ‎7．Stress and tiredness often__result in__a lack of concentration.‎ ‎8．You can write anything relevant，__so long as__it's interesting and informative.‎ Ⅲ.联想归纳 ‎1．动词＋about必备短语 ‎①come about发生；造成 ‎②care about关心；在乎 ‎③bring about导致；造成 ‎④talk about谈论 ‎⑤worry about担心 ‎⑥complain about抱怨 ‎⑦think about考虑 ‎2．由quantity想到的 ‎①dozen十二 ‎②score二十 ‎③amount数量 ‎④numerous许多的 ‎⑤couple一对 ‎⑥several几个 ‎⑦billion十亿 ‎⑧million百万 句式悟通 背会原句 知晓考点 我会仿用 ‎1.It is human activity that has caused this global warming.‎ 是人类活动造成了全球变暖。‎ It is/was...that...强调句式 ‎1.(湖南卷)不是做我们喜欢的事情而是喜欢我们不得不做的事情才能让生活幸福。‎ ‎__It's__ not doing the things we like, but liking the things we have to do__ that__ makes life happy.‎ ‎2.It is OK to leave an electrical appliance on so long as you are using it—if not, turn it off!‎ 只要你在使用电器设备，你可以让它开着，如果不用就把它关掉！‎ so/as long as“只要”，引导条件状语从句。‎ ‎2.(2016·全国卷Ⅰ)只要有密码，人们就会努力破解。‎ ‎__As/So long as__ there have been codes, people have tried to break them.‎ 精 研 词 汇 短 语 ‎1．quantity n．数量 归纳拓展 ‎(1)a (large) quantity of大量的 quantities of＋许多的，大量的 in quantity大量的 ‎(2)quality n．质量 温馨提示 ‎“a quantity of＋名词”作主语时，谓语动词用单数；而“quantities of＋名词”作主语时，谓语动词用复数。‎ 多维训练 单句语法填空。‎ ‎①(牛津高阶)It's cheaper to buy goods__ in__ quantity.‎ ‎②A large quantity of books__ has been contributed__(contribute) to the children in the countryside since then.‎ 单句改错。‎ ‎③As a result of destroying the forests, large quantities of desert has covered the land so far.‎ ‎__has→have__‎ 完成句子。‎ ‎④Personally, it is__ quality rather than quantity__ that really counts.‎ 就我个人而言，重要的是质量而不是数量。‎ ‎2．oppose vt.反对；反抗 归纳拓展 ‎(1)oppose doing sth.反对做某事 ‎(2)opposed adj.反对的；对立的 be opposed to doing sth.反对做某事 ‎(3)opposite n．相反的人或事物 ‎__adj.相反的；对立的 名师点津 ‎(1)oppose后跟表示动作的词作宾语时，动词要用动名词形式。be opposed to结构中，to是介词，其后也要用动词的－ing形式。‎ ‎(2)表示反对的其他表达：disagree with, object to, be against等。‎ 多维训练 完成句子。‎ ‎①(朗文高阶)Congress is continuing to __oppose__ the President's health care budget.‎ 国会继续反对总统的医疗保健预算。‎ ‎②The parents strongly __opposed__ their daughter __going there__ alone.‎ 那对父母极力反对他们的女儿单独去那里。‎ ‎③(牛津高阶)She remained bitterly__ opposed to__ the idea of moving abroad.‎ 她仍然强烈反对移居国外。‎ ‎④We live further down__ on the opposite side of__ the road.‎ 我们住在马路对面再远一点的地方。‎ ‎3．range n．种类；范围　v．(在一定范围内)变动；变化 归纳拓展 ‎(1)a wide range of 一系列 within the range of 在……范围内 beyond one's range 某人能力达不到的 ‎(2)range from...to.../range between...and...在……和……之间变化/变动 多维训练 完成句子。‎ ‎①(2016·北京高考)As a result, humans developed __a range of__ character types that still exists today.‎ 结果，人类形成的一系列的性格类型延续至今。‎ ‎②They will include introductions to__ a wide range of__ writing styles, from poetry to play writing.‎ 它们将介绍不同的写作风格，从诗歌到戏剧创作。‎ ‎③The price of the house is well__ beyond our range__.‎ 这栋房子的价格远远超出了我们能承受的范围。‎ ‎④The listeners are mostly middle school students,__ ranging from__ 12__ to__ 18.‎ 听众大多是中学生，其年龄从12岁到18岁不等。‎ ‎4．tend v．趋向；易于；照顾；护理 归纳拓展 ‎(1)tend to do易于……；往往会做……‎ tend to sth.有……趋势；倾向于……‎ tend(to)．..照料；照顾 ‎(2)have tendency to(do)sth.有(做)某事的倾向 多维训练 完成句子。‎ ‎①__She tends to get angry__if you aren't satisfied with ‎ her.‎ ‎ 如果你对她不满意，她容易生气。‎ ‎②The sort of music he listens to varies,__ but he tends to popular music__.‎ 他听的音乐种类多种多样，不过他倾向于流行音乐。‎ ‎③__My mom was always busy tending to my younger sister__, so my father had to work hard to support our family.‎ 我妈妈忙于照顾我妹妹，所以为了赡养家庭，我父亲必须努力工作。‎ ‎④With more and more youngsters interested in it, Street Dancing__ has a tendency to popularity__.‎ 因为越来越多的年轻人对街舞感兴趣，所以它有走向流行的趋势。‎ ‎5．come about 发生；造成 归纳拓展 How did it come about that...？……是怎样发生的？‎ come across偶遇 come into being形成；产生；出现 come into power上台执政；当权 come into effect生效 come out出版；结果是；发芽 come up with提出；想出 when it comes to...当谈到……时 come on跟着来；跟上来；[口]得啦；快点 come to总计；达到；归纳为 名师点津 come about, happen, take place和break out这四个表示“发生”的词语，都是不及物动词(短语)，不可用于被动语态。‎ 多维训练 单句语法填空。‎ ‎①The flood came __about__ as a result of the heavy rain.‎ ‎②I understand __how__ it came about that you made such a mistake.‎ 单句改错。‎ ‎③Although against my opinion, he didn't come up his own.‎ ‎__up后加with__‎ ‎6．result in导致；造成……的结果 归纳拓展 result from 由……造成；起因于 as a result 由于；由……造成 as a result of 由于……的结果 without result 没有结果；白费 温馨提示 as a result of的近义词语还有：because of，due to，owing to，on account of等。‎ 多维训练 单句语法填空。‎ ‎①They say large crowds of tourists to the zoo will result__in__traffic jams.‎ 他们说大批游客来动物园将导致交通拥堵。‎ ‎②Misunderstandings__resulting__(result)from lack of social communication，if not handled properly，may lead to serious problems.‎ 由于缺乏社会交流而造成的误解，如果处理不当，将会导致严重的问题。‎ 同义替换。‎ ‎③As a result of(＝__Because of/Due to/Owing to__)their ignorance，they soon divided themselves into two groups.‎ 由于无知，他们不久便分为两伙。‎ ‎7．put up with忍受 归纳拓展 put aside节省(时间、钱等)；储蓄　　put away收好；储存……备用 put back放回；推迟__put down写下；记下；镇压 put forward提出(意见、建议)；推荐；提名；将……提前 put off推迟；延期__put on增加；上演；穿上；戴上 put out熄灭；生产；出版 put up举起；张贴；为……提供食宿 温馨提示 表示“容忍；忍受”的词语还有：stand，tolerate，bear等。‎ 多维训练 选用以上短语填空。‎ ‎①Tom would like to find somewhere to work because he cannot__ put up with__ his boss.‎ ‎②If you've got some good ideas, you can__ put__ them__ forward__ at the meeting.‎ ‎③The football match had to be__ put off__ because of the bad weather.‎ ‎④It is wise to__ put aside____some money for old age.‎ 精 析 句 型 结 构 ‎　It is OK to leave an electrical appliance on so long_as you are using it.‎ 句中的so long as引导条件状语从句，意为“只要”。‎ 归纳拓展 辨析　so/as long as/as well as/as far as/as good as 短语 原意 引申义 so/as long as 与……一样长 只要 as well as 与……一样好 也；和 as far as 远到 就……而言；至于 as good as ‎ 与……一样好 几乎 多维训练 选词填空(as long as, as well as, as far as, as good as)。‎ ‎①We__ as well as__ Tom went to Hainan to spend our holiday.‎ ‎②__As far as__ I am concerned, I am strongly against the ‎ plan.‎ ‎③A distant relative is not__ as good as__ a near neighbour.‎ ‎④__As long as__ I'd done all my homework, I could go out on a Saturday night.‎ ‎⑤(2017·北京阅读)Some argue that humans and machines can coexist__ as long as__ they work in teams.‎ 基 础 训 练 Ⅰ.单句语法填空 ‎1．__On__ behalf of everyone here, I wish you a pleasant journey back to your country.‎ ‎2．This restaurant has become popular for its wide range __of__ foods that suit all tastes and pockets.‎ ‎3．I can put __up__ with the house being untidy, but I hate it if it's not clean.‎ ‎4．One's life has value __as/so__ long as one brings value to the life of others.‎ ‎5．On the other hand，the cost of everything from housing to education has risen __steadily__(steady) in recent decades.‎ ‎6．In the past, only in country areas did people tend __to_believe__(believe) that boys were smarter than girls，which was great prejudice against girls.‎ ‎7．According to BBC reporter Denise, it is the high pace of modern lifestyle that __results__(result) in the decline of ‎ traditional family dinner in the UK.‎ ‎8．Quantities of money __have_been_spent__(spend) in bringing up the children since they were married.‎ ‎9．(2017·北京)The national park has a large collection of wildlife, __ranging__(range) from butterflies to elephants.‎ ‎10．—My son is addicted to drugs.He isn't hopeless，is he?‎ ‎—Yes, __unless__ he mends his ways and starts all over.‎ ‎11．The settlement is home to nearly 1,000 people，many of whom __left__(leave) their village homes for a better life in the city.‎ ‎12．The economy has grown at a remarkable rate, __averaging__ (average) nearly 10% per year.‎ ‎13．We should do our work well to make __contributions__(contribute) to our future, our society and our nation.‎ ‎14．I wonder how __it__ came about that Chinese climbers successfully finished the torch relay on the Mount Qomolangma, where the air is so thin.‎ ‎15．We advocate __solving__(solve) international disputes by negotiation, instead of appealing to arms.‎ Ⅱ.完成句子 ‎1．She worked hard at her lessons and __as_a_consequence__(结果) got high marks.‎ ‎2．别人反对她的看法时，她很容易感到有压力。‎ She __tends_to__ get stressed out when others are ‎ __opposed_to__ her view.‎ ‎3．Difficult as it is, the young man has __made_a_commitment__(承诺) to quit drinking.‎ ‎4．At no time and __under_no_circumstances__(在任何情况下都不) will China be the first to use nuclear weapons.‎ ‎5．毫无疑问，她的成功是因为勤奋工作，而非运气。‎ ‎__There_is_no_doubt_that__ her success was __due_to__ her hard work __rather_than__ luck.‎ ‎6．我们不同意我们已经失败了的看法。我们将继续努力，直到实现目标。‎ We don't __subscribe_to_the_view__ that we have failed.Instead, we will __keep_on__ trying until we reach the goal.‎ ‎7．她已清楚地说明，重要的是质量而不是数量。(强调句，rather than, matter)‎ She has __stated__ her opinion clearly that __it_is_quality_rather_than_quantity_that_matters__.‎ ‎8．一方面，一些科学家提倡建核电站。另一方面，还有些人反对这项工程。(advocate doing, there be＋those＋定语从句)‎ ‎ On the one hand, some experts 　advocate building/constructing　 the nuclear power plant.__On_the_other_hand__,_there are those, __who_are_opposed_to__ the project.‎ ‎9．我非常敬重“低碳族”，他们给我们树立了这样的榜样：个人能够为改善环境做出贡献。‎ I think highly of “the low－carbon tribe”， who sets an excellent example to us that individuals can __make_contributions_to_improving_our_environment__.‎ ‎10．大量的垃圾没有分类就被填埋焚烧，这不仅会浪费珍贵的土地资源，而且会污染空气。树木吸收空气中的二氧化碳，也被砍伐，使得空气污染更加严重。如果这些现象继续存在下去，我们的地球迟早会变得不宜居住。‎ ‎__Large_quantities_of__ rubbish are buried or burned before being classified, which not only wastes precious land resources but also pollutes the air.Trees, which __absorb__ carbon dioxide __from____the air, are being cut down, __making_air_pollution__ even worse.__If_these_phenomena__ continue to exist，sooner or later our planet will be unfit to live on.‎ Ⅲ.单句改错 ‎1．Large quantities of air conditioners have sold since the temperature is high.‎ ‎__have后加上been__‎ ‎2．A big fire broke out last night；as the consequence，the house was completely destroyed.‎ ‎__第一个the→a__‎ ‎3．If she could put up the conditions there，we could take her.‎ ‎__up后加上with__‎ ‎4．Quantities of food was on the table.‎ ‎__was→were__‎ ‎5．Your support will certainly make difference in our cause.‎ ‎__make后加上a__‎ ‎6．You have made a few mistakes，but as the whole you have done well.‎ ‎__as→on__‎ ‎7．Comparing with many other women, she was indeed very fortunate.‎ ‎__Comparing→compared__‎ ‎8．A number of new machines were introduced from abroad, resulted in an increase in production.‎ ‎__resulted→resulting__‎ ‎9．—Rose lost her job again.‎ ‎—Don't worry.There is a plenty of work for girls of her age.‎ ‎__去掉a或plenty→lot__‎ ‎10．—Do you know Anna's telephone number?‎ ‎—I'm afraid no.As a matter of fact, I don't know any Anna, either.‎ ‎__no→not__‎ Ⅳ.语篇填空 However, the attitude of scientists towards this rise is completely different.On the one hand, Dr Foster thinks that the trend which increases the temperature __1.by__ 5 degrees would ‎ be a catastrophe.She says, “We can't predict the climate well enough to know what to expect, __2.but__ it could be very serious.” Others __3.who__ agree with her think there may be a rise of several metres in the sea level, or predict severe storms, floods, droughts, famines, the spread of diseases and the __4.disappearance__ (disappear) of species.On the other hand, there are those, like George Hambley, who are opposed __5.to__ this view, believe that we should not worry about high levels of carbon dioxide in the air.They predict that any warming will be mild with few bad __6.environmental__(environment) consequences.In fact, Hambley states, “More carbon dioxide is actually __7.a__ positive thing.__8.It__ will make plants grow __9.quicker__(quick)；crops will produce more；it will encourage a greater range of animals—all of which __10.will_make__(make) life for human beings better.”‎ 能 力 提 升 Ⅰ.单元考点与短文改错 It started as a mild winter that year. Nobody realized what serious the circumstance would be or what catastrophe would be come about. Only Norman and his family have predicted the possible dangerous flood and built a houseboat even if his neighbours were opposing to it. At first the rain fell gently but steady. A casually inspection would have shown that more than half of the average rainfall for that time of year had ‎ fallen in one day! That evening water broke down the flood defences and there was widespread flooding. The electrical supply was cut off and no escape was possible as all motor cars were under water. As the water level continued to rise, the head of the village advocated ask Norman to help. By then Norman who had once put up so much criticism had already sailed off to a safe place with his family in his boat. Therefore, as soon as he got the message, he returned to rescue the people with his boat. He kept on work till all the villagers were saved.‎ 答案：‎ It started as a mild winter that year. Nobody realized serious the circumstance would be or what catastrophe would 　be__come about. Only Norman and his family predicted the possible dangerous flood and built a houseboat even if his neighbours were to it. At first the rain fell gently but . A inspection would have shown that more than half of the average rainfall for that time of year had fallen in one day! That evening water broke down the flood defences and there was widespread flooding. The electrical supply was cut off and no escape was possible as all motor cars were under water. As the water level continued to rise, the head of the village advocated Norman to help. By then Norman who ‎ had once put up so much criticism had already sailed off to a safe place with his family in his boat. ， as soon as he got the message, he returned to rescue the people with his boat. He kept on till all the villagers were saved.‎ Ⅱ.单元语法与语法填空(强调句)‎ Once there was a wise king. He had two sons. He arranged good teachers __1.to_teach__(teach) them art. A few years later, the king fell ill badly. So he wanted to select the next king for his kingdom. But he had to test his sons' abilities first.‎ He __2.sent__(send) for both of them and gave a room to each of them. Then he said, “You must fill this room __3.completely__(complete) with anything you wish. It can be anything! But there should be no space __4.left__(leave) and you should not seek advice from anyone！”‎ It was the next day __5.that__ the king visited the elder son's room. The room __6.was_filled__(fill) with hay(干草). The king sighed at the foolishness of the elder son. Then he went to the younger son's room, only to find it was closed. The king knocked at the door of the room. The younger son asked his father to get in and closed the door again. There was __7.darkness__(dark) everywhere and the king shouted at his son __8.with__ anger.‎ But the younger son lighted a candle and said, “I have ‎ filled this room with light！” Now the king felt really __9.pleased__(please) and hugged his son proudly. He understood that it was the younger son __10.that/who__ would be the right person to rule the kingdom after his death.‎ Ⅲ.单元话题与书面表达 ‎(一)根据提示结合本单元所学知识补全短文(无提示处请填写适当的过渡词)‎ I'm honored to make a speech here ①__on_behalf_of_my_class__(代表我的班级)．‎ Almost every day lots of rubbish such as plastic bags, litter, fruit peels ②__and_so_on__(等等) can be seen floating on the river behind our school. ❶There is no doubt that the rubbish ③__results_in__(导致) the dirty water in the river. As we can see, ④__many people keep on throwing rubbish even if we stress the importance of protecting the environment__(很多人继续扔垃圾即使我们强调保护环境的重要性). We wonder how this sort of bad behavior happens. ⑤__On the whole, we are strongly opposed to and can't put up with such behavior__(总的来说，我们强烈反对而且不能容忍这种行为)．‎ In my view, ⑥__so/as long as__(只要) we can behave ourselves and make a contribution to protecting the earth, we can create a beautiful environment.‎ ‎(二)按要求升级词汇和句式 ‎1．用本单元所学高级词汇升级加黑词语 ‎(1)lots of→__quantities of/a quantity of__‎ ‎(2)happens→__comes about__‎ ‎2．按要求升级句式 用强调句式升级句❶‎ There is no doubt that__ it is the rubbish that results in the dirty water in the river__‎