高中英语 Unit7 lesson3 The Sea world课件 北师大必修3.ppt

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1、The Sea WorldThe Sea Worldlesson32021/8/11 星期三1dolphin2021/8/11 星期三2penguin2021/8/11 星期三3coral reef2021/8/11 星期三4ray2021/8/11 星期三5seal2021/8/11 星期三6crab2021/8/11 星期三7starfish2021/8/11 星期三8polar bear2021/8/11 星期三9tropical fish2021/8/11 星期三10toadfish2021/8/11 星期三11anglerfish2021/8/11 星期三12the tiniest

2、fish in the world-goby fish2021/8/11 星期三13giant squid2021/8/11 星期三14deadliest killer in the sea -white shark2021/8/11 星期三15Match these comments from visitors to the different areas of the aquarium.1.It was terrible!There are too many in the pool and I dont think they enjoy the show.I think its cruel

3、 to them do tricks.2.How do they stop it from melting?It was great but I felt quite cold after a while.3.On the one hand,we loved most of the attractions,especially the one for the children.On the other hand,I didnt think that the cafeteria was as good as it should be.4.I learned a lot.I mean,I didn

4、t know that a fish could be noisy!However,I thought some of the other effects were less realistic.Polar World Discovery PoolVirtual Reality Voyage Aquatheatre 2021/8/11 星期三16Read to learn1.Which fish use a light to attract food?Anglerfish2.Which fish can make a loud noise?Toadfish3.What kind of fish

5、 appear to fly in the water?Rays4.what kind of fish children can touch?Crab,starfish and other smaller creatures5.which are the smallest fish in the world?Goby fish2021/8/11 星期三17Write the adjectives in the correct form.Dolphins can be up to twelve times (1 small)_ than whales but (2 big)_ is not al

6、ways better.Dolphins are probably(3 intelligent)_ creatures in the sea.(4 big)_ dolphins can measure four meters but common dolphins are usually less than two metres long.smallerbigthe most intelligentThe biggest2021/8/11 星期三18 Dolphins are one of(5 friendly)_ _ creatures to man and often follow shi

7、ps.Dolphins also have a(6 good)_ system of communication than other animals.They are(7 easy)_.Of all animals to train and are often (8 popular)_ animals in zoos and aquariums round the world.the most popularthe easiestbetterthe friendliest2021/8/11 星期三19Complete the text with the correct form of the

8、 worlds in bracketsThis is a story of a very big fish and a very small fisherman.Six-year-old Ben Wood is only 100 cm tall in _(high),but he caught a fish which is 120 cm in _(long).And the fish,at forty-one kilos,is _(big)rainbow trout that any fisherman have ever caught.An average rainbow trout me

9、asure 90 cm in _(long),and it can weight _(much)30 kilos.heightlengththe biggestlengthas much as2021/8/11 星期三20课文中出现的比较级1.Its three times as big as underwater2.They are less colorful than other fish but they move beautifully.3.You certainly wont find a noisier fish.4.They have a huge mouth and can e

10、at fish as big as themselves2021/8/11 星期三211.“as+adj/adv+as或not so(as)+adj./adv.+as.”句型。该句型常用来描述两个比较对象的程度上的相似或 不同(即平时说的“等级比较和不等级比较”)。e.g.：My computer is not so(as)expensive as yours.我的电脑不如你的贵重。2.“as many/few+可数名词复数+as”或 “as much/little(少的)+不可数名词+as”。前者描述数目上的接近，后者描述量的相近。e.g.：1.You may borrow as many

11、books as you can.你能借多少书就借多少。2.“Drink as much water as you can.”the doctor said to him.医生对他说到：“你要尽可能的多喝些水。”2021/8/11 星期三223.“主语+比较级+than any other”结构表示：主语所描述的事物比其他任何一个都比 较级形式表示最高级含义。e.g.:Li Ming is much cleverer than any other student in their class.李明是他们班中最聪明的学生。注意：若比较范围不同，than后应用“any+可数名词的复数形式+其他”。

12、e.g.:China is larger that any countries in Africa.中国比非洲上的任何国家都大。2021/8/11 星期三234.诸如not,never之类的否定词与形容词或副词 的比较级连用,表示最高级含义.意为:再没有 “比更的了”.e.g.:It is not a better idea.这是再好不过的一个办法了。I have never heard such an interesting story.我从来没有听过比这更有趣的故事了。2021/8/11 星期三245.“形容词+to”结构也可表示比较含义。e.g.：1.This kind of car i

13、s superior in quality to that.这种汽车的质量比那一种好得多(superior to 意为：优于；胜过。)2.Li ping is three years senior to Liu Gang.李平比刘刚大三岁。(senior to意为：年长 于；资格老于；地位高于。)6.“no+比较级+than”结构表示对两个比较对象都 进行否定(可由neithernor结构来改写)。e.g.：Im no more foolish than you.我们俩都不傻。(相当于Neither I nor you is foolish.)2021/8/11 星期三257.“not mor

14、e+比较级+than”结构表示在程度上 前者不如后者 e.g.:This book is not more interesting than that one.这本书不如那本书有趣。(相当于:The book is less interesting than that one.)8.“形容词比较级+than+形容词”,意为:与其倒 不如.e.g.:Jack is much harder than clever.与其说杰克聪明，倒不如说他学习用功。2021/8/11 星期三269.would ratherthan,preferto,prefer to dorather than 这三个句型表示“

15、宁愿而不愿;喜欢胜过 宁愿做而不愿做”含义。虽无比较级形式，但表示比较级含义。e.g.:She would rather die than give in.她宁死不屈。He preferred to go out rather than stay home.他宁愿出去也不愿呆在家里。10.“The+比较级比较级，the+比较级比较级”.该结构意为 “越，越”。e.g.：The more difficult the questions are,the less likely he is able to answer them.问题越难，他回答出来的可能性就越小。2021/8/11 星期三2711

16、.what有时也可以表示“比较”关系，说明两种事物的 相同或相似性。what的该种用法常用于书面语，用 来加强修辞效果，含有比喻含义，相当于as，意为 “好比；正如；就像一样”。what的该类用法 共有3种情况：(1)A is to B what C is to DTwelve is two what twenty-four is to four.十二比二就等于二十四比四。(2)what C is to D,A is to BWhat food is to the body,a book is to the mind.书籍对于思想犹如食物对于身体。(3)what C is to D,that A is to BWhat the gun is to a soldier,that the pen is to a writer.作家的笔犹如战士的枪。2021/8/11 星期三28Thank You2021/8/11 星期三292021/8/11 星期三30