202X_202X学年高中英语Module6UnexplainedMysteriesoftheNaturalWorldSectionⅡGrammar课件外研版必修4

1、-1-Section GrammarZ INZHI DAOXUE自主预习HAYI JIEHUO合作学习一二三四一、阅读课文,找出与下列汉语意义相匹配的英语句子1.许多人认为,天池里的怪物或许是苏格兰尼斯湖怪物的远房表亲。2.他们还认为,在世界其他地方的湖泊中可能也有类似的怪物。3.他们说,水温这样低的湖泊不可能生存有体形如此巨大的动物。Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习一二三四二、核对答案,并对这几个句子进行逐一剖析1.Many people think the monster may be a distant cousin of the Loch Ness m

2、onster in Scotland.2.They also think that there might be similar creatures in other lakes around the world.3.They say that the low-temperature lake is unlikely to be able to support such large living creatures.剖析:以上三个句子分别用了不同的表示可能性的方式,其中,第一句用了;第二句用了;第三句用了。 may might be unlikely to Z INZHI DAOXUE自主预习

3、HAYI JIEHUO合作学习一二三四三、翻译下列句子,观察画线部分并归纳句子所包含的结构和用法1.This pen must be yours. 2.He must have been to Beijing,for he knows it very well. 3.This cannot be done by him. 4.He cannot have gone to the city;I saw him just now. 这支钢笔肯定是你的。must+动词原形,表示对现在情况的肯定推测。 他肯定去过北京,因为他对北京非常熟悉。must have+过去分词,表示对过去情况的肯定推测。 这件

4、事不可能是他做的。cannot+动词原形,表示对现在情况的否定推测。 他不可能去了那个城市;我刚才看见他了。cannot have+过去分词,表示对过去情况的否定推测。 Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习一二三四5.He may be very busy now. 6.He may not have finished his homework. 他现在可能很忙。may+动词原形,表示对现在情况的不太肯定的推测。 他或许还没有完成他的家庭作业。may (not)have+过去分词,表示对过去发生的情况的不太肯定的推测。 Z INZHI DAOXUE自主预习HAYI

5、 JIEHUO合作学习一二三四四、用相应的情态动词及所给动词的适当形式填空1.The girl (visit)your family because she didnt know your address. 2.The teacher (be)angry because she is usually very patient. 3.He (know)the truth,otherwise he wouldnt be so angry now. 4.Johnson (go)back home;he had to finish the task first. couldnt have visite

6、d cant be must have known could have gone Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习5.I felt sick;I (eat) so much.6.She (be) beautiful once,but she is not anymore.7.He (come) here last night,but I didnt see him.8.You (tell) her.I told her last week.一二三四shouldnt have eaten may have been might have come neednt

7、 have told Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习12341.If you can adapt to something,you can change in order to make the situation better.(Page 55)如果你能适应某事,你就能为了情况的改善而改变。考点adapt v.使适应,使适合;改建,改造;改编,改写;适应【高考典句】(2018北京高考)As for preparation,some reading in advance is needed like The Story of the Stone while

8、some online courses of spoken Chinese can be helpful for you to adapt to the Chinese language environment.至于准备,需要提前阅读一些像石头的故事这样的书籍,而一些在线口语课程可以帮助你适应汉语环境。Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234考点延伸(1)阅读下列句子,体会黑体词的词性及含义Our eyes slowly adapted to the dark.我们的眼睛慢慢地适应了黑暗的环境。词性 动词含义 适应This true story was ada

9、pted for a film.这个真事被改编成了一部电影。词性 动词含义 改编Living creatures must be adaptable to environmental change.生物必须能适应环境的变化。词性 形容词含义 能适应的,适应性强的Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234He carried out an experiment about the adaptation of desert species to the hot conditions.他进行了一个有关沙漠物种对炎热环境适应的试验。词性 名词含义 适应Z INZHI D

10、AOXUE自主预习HAYI JIEHUO合作学习1234(2)阅读下列句子,体会与adapt相关短语的搭配及含义He tried hard to adapt himself to the new conditions.他努力使自己适应新的情况。搭配 adapt oneself to含义 调整自己以适应 They quickly adapted to the cold weather.他们很快适应了寒冷的天气。搭配 adapt to含义 适应 Three of her novels have been adapted for television.她的长篇小说中有三部已被改编成电视节目。搭配 a

11、dapt.for含义 改编,改写Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234考点延伸 辨析:adapt和adoptadapt表示“适应;修改;改编”。adopt则表示“采纳;采用;收养”。【高考典句】(2017江苏高考)So even if emissions were to begin to decrease today,we would still face the challenge of adapting to climate change.所以即使今天的排放量开始下降,我们仍然面临适应气候变化的挑战。Mr.Kern adopted the orphan

12、as his own son.克恩先生将那个孤儿收养为自己的儿子。Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234The student studying abroad soon adapted to the new college life although he met with great difficulties.His story was adapted for a movie,which was popular.那个留学生尽管遇到了许多困难,但是很快适应了新的大学生活。他的故事被改编成了电影,深受欢迎。Z INZHI DAOXUE自主预习HAYI JIEH

13、UO合作学习1234adapt oneself to 调整自己以适应adapt to 适应adapt.for 改编,改写Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习12342.When animals or plants evolve,they change and develop over a long period of time.(Page55)动物或植物进化时,它们会发展变化很长一段时期。考点evolve vi.进化;

14、演变As an ancient capital for 13 dynasties,Xian has seen Chinese civilisation evolve from generation to generation.作为13个朝代的古都城,西安见证了中华文明的一代又一代的演变。Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234考点延伸 (1)阅读下列句子,体会黑体词的词性及含义Many Victorians were shocked by the view that man had evolved from lower forms of life.在维多利亚时

15、代,许多人对于人类是由更低级生物进化而来的见解大为震惊。词性 动词含义 进化Darwins theory of evolution wasnt accepted at first.起初,达尔文的进化论并不被接受。词性 名词含义 进化,演化Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234(2)阅读下面句子,体会与evolve相关短语的搭配及含义As is known to all,man evolved from anthropoid.众所周知,人类是由类人猿进化而来的。搭配 evolve from含义 从进化而成 Z INZHI DAOXUE自主预习HAYI JIEH

16、UO合作学习1234Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习12343.Perhaps too much fighting caused the dinosaurs to die out.(Page56)也许过多的争斗导致了恐龙的灭绝。考点die out 灭绝,消失【高考典句】(2016北京高考)In the 1980s,electrical lines and lead poisoning nearly drove them to dying out.在20世纪80年代,电线和铅中毒几乎使它们灭绝了。Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习

17、1234考点延伸阅读下列句子,体会与die相关短语的搭配及含义She waited until the footsteps died away.她一直等到脚步声逐渐消失。搭配 die away含义 逐渐消失 The refugees were dying off from diseases.难民们相继因病丧生。搭配 die off含义 一一死去,先后死去 The rain stopped and the wind died down.雨停了,风势也减弱了。搭配 die down含义 逐渐变弱 Im dying for something to eat.我很想吃点东西。搭配 be dying f

18、or含义 极想,渴望 Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234die out 灭绝,绝种die away 逐渐减弱,逐渐消失die off 一一死去,先后死去die down 逐渐变弱be dying for/to do 极想,渴望Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习12344.Grammar考点一情态动词表示推测考点延伸 (1)may/might/can/could have done sth.表示对过去时间里可能发生的事情的推测,表示可能性程度由大到小依

19、次为can,could,may,might。否定句may/might/can/could not have done sth. 表示推测过去时间里不可能发生的事情。阅读下列句子,注意所用的情态动词的形式和表达的含义The accident might have been avoided if proper measures had been taken.如果能采取适当的措施,事故也许能避免。情态动词的形式 may(might)have done表达的含义 过去有可能 Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234He may not have finished hi

20、s homework.他或许还没有完成作业。情态动词的形式 may not have done表达的含义 过去可能不会 (2)表示比较肯定的推测用must。“must+动词原形”表示对现在情况的推测。must have done表示对过去情况的推测。阅读下列句子,注意所用的情态动词的形式和表达的含义The house is in poor condition,and it must be very old.房子状况很差,它一定是很古老了。情态动词的形式 must be表达的含义 现在一定 The poet must have been very young when he wrote this

21、 poem.诗人写这首诗时一定非常年轻。情态动词的形式 must have been表达的含义 过去一定 Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234(3)否定推测不能用mustnt,因为mustnt是用来表示“禁止”的,而应用cant/couldnt。疑问推测也可用can/could。“cannot/could not+动词原形”表示对现在情况的否定推测;cannot/could not have done表示对过去情况的否定推测。阅读下列句子,注意所用的情态动词的形式和表达的含义He cannot be at home,for the light in his

22、 room is out.他不可能在家,因为他房间的灯没亮。情态动词的形式 cannot be表达的含义 现在不可能 Tom cannot have been to that town.汤姆不可能去过那个小镇。情态动词的形式 cannot have been表达的含义 不可能做过某事 Z INZHI DAOXUE自主预习HAYI JIEHUO合作学习1234考点二情态动词+现在完成时表示虚拟语气考点延伸 (1)need have done常用于否定句,表示过去做了不必做或不需要做的事情或过去做某事纯属多余,含有“根本不必,本来不必”之意,也可用于疑问句。阅读下列句子,注意所用的情态动词的形式和表达的含义You neednt have told them that;Ive told them already.你没有必要告诉他们那件事;我已经告诉他们了。情态动词的形式 neednt have done表达的含义 本不必