13(languagepoints) 湖北省高二英语下学期Unit13The water planetw全单元课件 人教版 湖北省高二英语下学期Unit13The water planetw全单元课件 人教版

1、 1. Life in the oceans ranges from the tiniest plankton all the way up to giants like sharks and whales.(1)range fromto range between and 在在和和之间变化之间变化他们的年龄在他们的年龄在12岁到岁到25岁。岁。Their ages range from 12 to 25. 售价在售价在30元到元到50 元之间。元之间。Prices range between 30 yuan and 50 yuan. (2) all the way 一直一直; 始终始终杰克一

2、路爬到了树顶杰克一路爬到了树顶.Jack climbed all the way to the top of the tree. 回来的路上回来的路上,他们一直在谈论电影和演员他们一直在谈论电影和演员.All the way back, they talked about films and actors. 拓展by the way in a wayin no way in the way顺便一提顺便一提在某种程度上在某种程度上绝不绝不阻碍阻碍 2. What is it that makes the ocean such a great place to live?这是一个强调句型的疑问句这

3、是一个强调句型的疑问句, 强调作为主语的强调作为主语的疑问词疑问词what. 句子可改为: What makes the ocean such a great place to live?强调疑问词的强调句型结构强调疑问词的强调句型结构: 疑问词疑问词 + is (was) + it + that + 句子的其他部分句子的其他部分是谁打破窗户的是谁打破窗户的Who was it that broke the window?他是什么时候高中毕业的他是什么时候高中毕业的?When was it that he graduated from high school? (2) a great plac

4、e to live 不定式短语作后置定语修饰表示地点的名词时不定式短语作后置定语修饰表示地点的名词时, 如果这个不定式中的动词时不及物动词如果这个不定式中的动词时不及物动词, 后面必后面必须跟一个介词须跟一个介词。如如:a room to live in a home to go to注意注意: 如果前面的名词是如果前面的名词是place 时时, 介词可以省略介词可以省略a place to live; a place to go 3. Water is actually quite simple, but the way the water molecule is formed gives

5、water its unique properties.(1) the way the water molecule 在这个定语从句中在这个定语从句中 the way 的前面省略了的前面省略了that 或或in which我不太明白他是怎么解决这个问题的我不太明白他是怎么解决这个问题的 I dont understand the way (that / in which) he worked out the problem. (2) property n. 特性性质特性性质(c) 财产财产(u)很多植物有药物的性质很多植物有药物的性质 medicinalMany plants have med

6、icinal properties. 公共财产公共财产common property这辆车是我的财产这辆车是我的财产The car is my property. 区别区别wealth(u) 财富财富作为学生智慧是财富作为学生智慧是财富As a student, wisdom is his wealth. 4. The nutrients in whatever falls into the ocean will quickly become available to other living creatures.(1)whatever falls into the ocean 是一个宾语从句

7、, 作介词in 的宾语a/ whatever: anything that / everything that “无论无论东东 西西; 任何任何 事物事物”, 是不定代词是不定代词, 可引导一个可引导一个名词性从句名词性从句.你喜欢词什么就吃什么你喜欢词什么就吃什么. You can eat whatever you like. 跟我说说令你烦恼的事吧跟我说说令你烦恼的事吧.Talk to me about whatever is troubling you. b/ whatever 还有还有 “不管什么不管什么”的意思的意思, = no matter what不管发生什么事情不管发生什么事情

8、,我们今晚都在这儿碰头我们今晚都在这儿碰头Whatever happens, well meet here tonight. (2) available: =can be used or obtained by (指物指物)可用的或可得到的可用的或可得到的”. available 在句中可以作表语也可以作定语在句中可以作表语也可以作定语中国可供出口的商品种类繁多中国可供出口的商品种类繁多commodity Chinese commodities available for export are varied. 对不起对不起,这种外套没有你要的尺码这种外套没有你要的尺码Im sorry, tho

9、se overcoats are not available in your size.这剩下那个房间可以用了这剩下那个房间可以用了.That was the only available room. = free to be seen or talked to (不太常用不太常用) (指人指人)可会见的可会见的,可与之交谈的可与之交谈的律师现在没空律师现在没空(不在不在)The lawyer is not available now. 5. Marine animals and plants take advantage of the density of water.take advant

10、age of sth./ sb. 充分利用某人充分利用某人(某物某物)他们充分利用旅馆的设施他们充分利用旅馆的设施They took full advantage of the hotels facilities. 他利用她的善良借了很多次钱他利用她的善良借了很多次钱He takes advantage of her kindness and borrow money too often. 拓展拓展have the advantage of 有有的优点的优点to ones advantage 对某人有利对某人有利at a disadvantage 处于不利位置处于不利位置to ones dis

11、advantage 对某人不利对某人不利 6. If a substance has a higher density, say 5,000 kg/m3, it will not float on water.say: suppose as an example or a possibility “设想设想;假定假定;比方说比方说”我们假设你是对的我们假设你是对的Lets say that youre right.假如你出了事故假如你出了事故,谁来照顾你谁来照顾你? Say you have an accident, who would look after you?我们可以随便那个作家为例我

12、们可以随便那个作家为例,比方说狄更斯比方说狄更斯Lets that any writer, say Dickens=suppose=suppose=for example 7. Water can absorb and give off a lot heat without big changes in its temperature, thus creating a stable environment.(1)thus:adv. “因此因此;从而从而; 于是于是”, 后面跟现在分词短语后面跟现在分词短语,充当结果状语充当结果状语. 汽车途中出了故障汽车途中出了故障,从而导致了交通堵塞。从而导

13、致了交通堵塞。The car broke down on the way, thus causing the traffic jam. 一连下了好几天的雨，因此引发了洪水一连下了好几天的雨，因此引发了洪水It has been raining for many days, thus causing the flood.区别区别:so 也有也有“因此，所以因此，所以”的意思，的意思， 但但thus 是是adv, 而而so 是并列连词，连接并列成分或分句。是并列连词，连接并列成分或分句。他学习努力他学习努力, 因此得了高分因此得了高分He studied hard-thus, he got hig

14、h marks. =He studied hard , so he got high marks.(2) absorb vt 吸收吸收，黑色布料吸光。黑色布料吸光。Black cloth absorbs light. 这项工作用尽了他的经理。这项工作用尽了他的经理。The task absorbed all his energies. (词组词组)be absorbed in集中注意做某事集中注意做某事我很专心的读书，所以没听到你的电话。我很专心的读书，所以没听到你的电话。I was absorbed in a book and I didnt hear your call. (3)give

15、off （a liquid,gas,smoke or smell） 散发，放出散发，放出花发出了诱人的香味。花发出了诱人的香味。The flowers give off a delicious smell. give away 泄露，分发泄露，分发 give up 放弃，屈服放弃，屈服give out 1. 发出声、光、热、信号发出声、光、热、信号2.分发报纸、书本等分发报纸、书本等3.筋疲力尽筋疲力尽 8. The two hydrogen atoms form a polar molecule, that is, one with a slightly positive end and o

16、ne with a slightly negative end.that is: 在句中有两个意思和用法在句中有两个意思和用法 that is : which mean , 也可说成也可说成: that is to say “即即, 就是就是”他是地方政府的行政官员他是地方政府的行政官员administrator,也就是说是个公务也就是说是个公务员员.He is a local government administrator, that is to say a civil servant. that is : to be specific “确切地确切地, 具体地具体地”她是个家庭主妇她是个

17、家庭主妇是指她不教英语的时候是指她不教英语的时候She is a house wife when she is not teaching English, that is. 9. Because water is polar, it can break down, or dissolve, both solids and gases.or dissolve 用来说明break down, 属于插入语属于插入语, 可以去掉而不影响意思的表达: Because water is polar, it can break down both solids and gases.or 可以表示一个词语对另

18、一个词语的解释关系火可以表示一个词语对另一个词语的解释关系火器同义词语器同义词语, 意为意为 “即即,亦即亦即”我在超市买了一公斤肉我在超市买了一公斤肉,亦即两磅肉亦即两磅肉I bought a kilo, or two pounds of meat at the supermarket. 他研究地质学他研究地质学, 也就是地壳的科学也就是地壳的科学. He studies geology, or the science of the earths crust. 10. Most animals and plants are sensitive to large or sudden chang

19、es in temperature, so the ocean is a safe and comfortable habitat. (1) sensitive 易受伤害的易受伤害的; 易损坏的易损坏的牙神经易受损伤牙神经易受损伤,可产生剧痛可产生剧痛.A sensitive nerve in a tooth can cause great pain . 受影响的受影响的;易受影响的易受影响的, 敏感的敏感的 敏感的耳朵敏感的耳朵 敏感的皮肤敏感的皮肤a sensitive eara sensitive skinbe sensitive to / about 对对敏感敏感“易生气的易生气的;

20、感情容易冲动的感情容易冲动的;神经质的神经质的” 她对特别容易感冒她对特别容易感冒. She is very sensitive to the cold. 他对自己个子矮小神经过敏他对自己个子矮小神经过敏, 所以可别提这件事所以可别提这件事.He is very sensitive about being small, so dont mention it. 拓展拓展 sensible 明智的，明智的， 合理的，合理的， 切合实际的切合实际的我认为你在会上做了合理的建议我认为你在会上做了合理的建议I think you made a sensible suggestion at the mee

21、ting. 。 10. This mixing of fresh and salt water creates a unique environment filled with life of all kinds a transition zone between the land and sea.unique “独一无二的独一无二的; 仅有的仅有的; 唯一的唯一的”这是一件独一无二的艺术品这是一件独一无二的艺术品This is a unique work of art.这是你取得成功的难得的机会这是你取得成功的难得的机会.It is a unique opportunity for you

22、to succeed.词组词组: unique to sb. /sth. 仅与一个人或一个群体或一件事仅与一个人或一个群体或一件事物有关物有关当建造体育馆时当建造体育馆时, 你应该考虑到盲人遇到的特殊困难你应该考虑到盲人遇到的特殊困难You should concern the special difficulties unique to blind people when building a gym. 11. Estuaries also contribute to the economy through tourism and fishing.contribute: v 捐助捐助, 捐赠

23、捐赠,贡献贡献; 撰稿撰稿,投稿投稿人人都应该尽自己的能力作贡献人人都应该尽自己的能力作贡献.Everyone should contribute what she or he can afford. 词组词组 contribute sth to 投稿投稿她给文学刊物投了几首诗歌她给文学刊物投了几首诗歌.She has contributed several poems to literary magazines. contribute to 增加某事物增加某事物, 添加到某事物中添加到某事物中;促进某事物促进某事物她的著作极有助于我们对这个困难问题的了解她的著作极有助于我们对这个困难问题的了

24、解.Her work has contributed greatly to our understanding of this difficult subject. 主席鼓励大家参与讨论主席鼓励大家参与讨论The chairman encourages everyone to contribute to the discussion. 12. benefit vt/vi 对对有益有益; 使使受益受益锻炼对我们的身体有益锻炼对我们的身体有益Exercises benefit our health.他们将受易于学习英语的新方法他们将受易于学习英语的新方法They will benefit from

25、 the new way of studying English.n. 益处益处,好处好处 我做这事是为了你的利益我做这事是为了你的利益Ive done it for you benefit.词组词组: for / in the benefit of for / in ones benefit 为了为了的利益的利益get / have much benefit from 从从受益受益be of benefit to 对对有益有益新的信用卡对我们的顾客很有好处新的信用卡对我们的顾客很有好处The new credit cards will be of great benefit to our c

26、ustomers.重点词汇讲解:1. cube 1)立方形, 立方体, 方块; 2)立方;三次幂 Please bring me an ice cube (一块冰块)out of the fridge. The cube of 2 is 8. 2的3次幂是8. The cube root of 27 is 3. 27的立方根是3.cubic立方的；立方形的 perfect cube完全立方cube root立方根 cube power方形火药 2. sailor 1)海员, 水手; 乘船者 The sailors landed on Dalian. 海员在大连上岸. He had been a sailor in the USA navy. 他曾在美国海军当水兵. I am a bad sailor. 我是一个爱晕船的人.