北师大版高中英语必修3课件：Unit 7 Period One

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1、Unit 7 The Sea,The undersea world is very beautiful.Now more and more people want to dive in the water to find the secrets there.Scuba diving is a new sport today.It can take you into a wonderful undersea world.You will find many strange animals in the sea.Some are as large as a school bus.Many sea

2、animals give out light in the dark and some have sharp teeth.During the day，there is enough light.Here，under the sea，everything is blue and green.,话题导入,When fishes swim nearby，you can catch them with your hands.If you have bottles of air on your back，you can stay in deep water for a long time.Howeve

3、r，you cant dive too deep，and you must be very careful when you dive in deep water. The deep sea is not an easy place to live in.Its cold，and its dark，too.The deeper it is，the less sunlight there is.At about 3,000 feet，there is no light at all.It is very dark in the sea.Many fishes have no eyes.Some

4、have big eyes.A few have eyes on one side.,Besides the cold and the darkness，deep-sea animals face a third dangerother animals. Animals eat！They must find food to eat.Many animals eat plants.However，some animals eat meat.This means these sea animals have two big jobs.They need to find animals as foo

5、d，and they have to try not to become other animals meal.,阅读短文，判断正(T)误(F) 1.When you do scuba diving，you can dive freely without any dangers.( ) 2.One animal finds something to eat，and it may be eaten by others.( ) 3.The deeper the sea is，the darker and colder it is.( ) 4.At the depth of 3,000 feet u

6、nder the sea，all animals can find their way by seeing.( ),F,T,T,F,基础自测,内容索引,要点探究,达标检测,课文预读,Period One Warm-up & Lesson 1 The Spirit of Explorers,基础自测,.重点单词,1. adj.令人惊恐的，骇人的v.使惊吓adj.害怕的 2. n.精神 3. n.探险家v.探险；探讨 4. n.航海；航空 5. n.祖先，祖宗,frightening,frighten,frightened,spirit,explorer,explore,voyage,ancest

7、or,6. vt.说服，劝服 7. adj.不知道的，未知的adj.出名的，已知的 8. adv.最终，终于 9. n.讲授，演讲 10. vi.道歉,persuade,unknown,known,eventually,lecture,apologise,1. sail启航 2.according 根据，依照 3.get trouble陷入麻烦，陷入困境 4.make it 到达 5. search of寻找，寻求 6.be known 作为而出名，被称为,.重点短语,set,to,into,to,in,as,.重点句式,1.不定式短语作后置定语 The Vikings were the fi

8、rst Europeans (reach) America. 北欧海盗是第一批到达美洲的欧洲人。 2.before引导的时间状语从句 They achieved this long . 早在哥伦布启航之前，他们就已经到达那里了。,to reach,before Columbus ever set sail,3.find宾语宾补 Biarni was hoping to join his father who was with Eric，but he was blown off course and . 比阿尼希望加入跟埃里克一起的他父亲的行列，但他被吹离了航线，并且发现自己到了一个未知的陆地上

9、 4.what引导宾语从句 Leif followed Biarnis directions and sailed to the coast of present-day Canada. 赖伊夫按照比阿尼的方向最后航行到被认为是现在的加拿大的海岸。,found himself in an unknown land,what is believed to be,课文预读,.根据课文内容判断正(T)、误(F),1.The ancestors of the Vikings were from Scandinavia.( ) 2.Eric the Red decided to set sail fur

10、ther west in 900 AD.( ) 3.All of Erics twenty-five ships reached Greenland successfully.( ) 4.Leif chose different directions from Biarnis and sailed to Canada.( ),T,F,F,F,答案,1.Which of the following people do you think arrived in America first? A.Christopher Columbus. B.The Vikings. C.Ancient Greek

11、s. D.Chinese sailors.,.课文阅读理解,答案,1,2,3,4,2.According to the legends，Eric the Red was forced to leave Iceland because . A.he had committed a murder B.he was too poor C.he wanted to get a good job D.he wanted to find a good place to live,答案,1,2,3,4,3.After Eric the Red discovered Greenland， . A.people

12、 stopped to live on that island B.he thought people couldnt live on it C.some people went back with him to Greenland D.no one wanted to live with him in Greenland,答案,1,2,3,4,4.Who arrived in Newfoundland according to the passage? A.Eric. B.Leif. C.Biarni. D.Biarnis father.,答案,1,2,3,4,1.According to

13、the old stories of Iceland and Norway，Eric the Red was forced to leave Iceland because he had committed a murder，for which he got into trouble. 句式分析 because引导 从句；从句中for which引导_ _从句，which指代 。 自主翻译 _ _,.课文难句分析,原因状语,非限制,性定语,he had committed a murder,根据冰岛和挪威的传说，埃里克雷德因一起谋杀案而惹上麻烦，并被迫离开冰岛。,2.Biarni was ho

14、ping to join his father who was with Eric，but he was blown off course and found himself in an unknown land，from where he eventually reached Greenland. 句式分析 本句为由but连接的 复合句；第一分句中who引导定语从句修饰先行词father；第二分句中from where引导 ，where指代 。 自主翻译 _ _,非限制性定语从句,并列,an unknown land,比阿尼希望加入跟埃里克一起的他父亲的行列，但他被吹离了航线，并且发现自己到

15、了一个未知的陆地上，从那里他最后到了格陵兰岛。,Look at the following pictures and the descriptions of some ocean explorers，do you know who they are? What do they have in common? What can we learn from them? 1.He was born in what is now Yunnan Province in 1371. From 1405 to 1433，he led seven expeditions，visiting,核心素养提升,mor

16、e than 40 countries.He is the most important Chinese adventurer of all time and one of the greatest sailors the world has ever known.,_,Zheng He,2.He was a British captain(船长)，navigator(航海家) and cartographer(制图员).From 1766 to 1779，he made three voyages to the Pacific Ocean.And he also made maps of A

17、ustralia and New Zealand.,_,James Cook,3.He was born in 1451.He was an Italian sailor.He believed that the earth is round.From 1492 to 1502，he made four trips across the Atlantic Ocean from Spain.He is known as “the man who discovered the America”.,_,Christopher Columbus,4.They were a group of Scand

18、inavian people who sailed to attack areas along the coasts of northern and western Europe from the 8th to 11th centuries.,_,The Vikings,要点探究,重点词汇,But it can be frightening when the weather is bad. 但是当天气糟糕时，它是非常令人害怕的。,(1)frightening adj.令人惊恐的，骇人的 (2)frighten v.使惊恐，使害怕 (3)frightened adj.感到害怕的 be frigh

19、tened to do.吓得不敢做 be frightened of/that.害怕,易混辨析 frightening，frightened frightening令人害怕的，指事物本身具有使人害怕的性质。 frightened受惊吓的，感到害怕的，形容人的心理感受。,(1)A sudden stop can be a very frightening experience，especially if you are travelling at high speed. 突然停下来可能是一次非常可怕的经历，尤其是你正在高速行驶时。 (2016浙江) (2)I got quite (frighte

20、n) when he lost his temper. 他发起脾气来让我觉得挺害怕的。 单句改错 (3)I was frightened being left by myself in the house.,frightened, of,According to the old stories of Iceland and Norway，Eric the Red was forced to leave Iceland because he had committed a murder，for which he got into trouble. 根据冰岛和挪威的传说，埃里克雷德因一起谋杀案而惹

21、上麻烦，并被迫离开冰岛。,according to根据，依照 according to sb. 据某人所说 注意 according to引出的短语在句中作状语，to为介词，其后可接名词、代词或what引导的名词性从句，但according to不能与表示意见、观点的词如opinion，view等连用。,(1)Students are placed into classes according to their current language skills. 根据他们现在的语言技能把学生分到各班级里。(2016天津) (2)You will be paid the amount of wor

22、k you do. 你们的报酬视工作量而定。 句型转换 (3)According to John，a true friend is a person whom you can trust. ，a true friend is a person whom you can trust.,according to,In Johns opinion/view,单句改错 (4)According to he said，we can guess he may go instead of staying here., what,get into trouble陷入麻烦，陷入困境 get out of tro

23、uble摆脱困境 (be) in trouble有麻烦，有困难 have trouble (in) doing/with sth. 做某事有困难 ask/look for trouble自找麻烦，自寻烦恼 make trouble制造麻烦 注意 be in trouble表示状态，可与表一段时间的状语连用；get into trouble表示瞬间的动作，不与表一段时间的状语连用。,(5)She was afraid the dog would get the family into trouble. 她害怕这条狗会给这个家庭带来麻烦。(2015浙江) (6)How can I help him

24、 to ? 我怎样才能帮助他摆脱困境呢？ (7)If I dont get this finished on time，Ill . 我如果不按时把这事完成就要倒霉了。,be in trouble,get out of trouble,或I never have trouble sleep in a strange place.,单句改错 (8)I never have trouble sleep in a strange place., with,sleeping,He persuaded some people to go back with him to Greenland. 他说服一些人

25、与他一起回到格陵兰岛。,persuade v.劝说，劝服；使信服，使相信,persuade sb. to do sth. persuade sb. into doing sth.,说服某人做某事,persuade sb. not to do sth. persuade sb. out of doing sth.,成功说服某,人不做某事,persuade sb. of sth. /that.使某人相信或信服,(1)I managed to persuade my classmates into accepting my idea. 我最终说服我的同学接受我的观点。(2015浙江) (2)She

26、began to host “Big Bosses” lunches，where she would try to persuade local business leaders (contribute) to the cause. 她开始举办“大老板”午餐活动，在此期间她尽力说服当地的商界领袖为这一事业捐款。(2017北京) (3)They couldnt persuaded him their sincerity. 他们无法使他相信他们的诚意。,to contribute,of,句型转换 (4)Its difficult to persuade him not to buy the val

27、uable painting. Its difficult to persuade him the valuable painting.,out of buying,Eric set sail once again，this time with 25 ships，of which only 14 made it to Greenland. 埃里克再次启航，这次有25艘船与他同行，其中只有14艘最终抵达格陵兰岛。,make it to到达，抵达 make it获得成功；准时到达(尤指在困难情况下)；能够出席/到场；幸免于难；渡过难关；约定时间,(1)I am glad we were able

28、to make it to the theatre on time. 我很高兴我们能准时赶到戏院。 (2)She practiced hard and finally . 她刻苦训练，最终成功。(2016天津) 单句改错 (3)Sarah made it the airport just in time to catch her plane this morning., to,made it,.，a man called Biarni set sail from Iceland in search of Erics party. ，一个名叫比阿尼的人从冰岛启航寻找埃里克一行人。,in sear

29、ch of寻找；寻求 make a search for.寻找 search sb. /sp.for sth. 为找某物而搜身/搜查某个地方 search for寻找 注意 (1)search vt.搜寻，搜查，宾语一般为被搜查的人或场所而不是要寻找的东西。 (2)in search of寻找，如果名词search前有the/ones，后面一般用for，构成in the/ones search for。,(1)We drove around the town in search of a good hotel. 我们开车在城里转，想找一个好旅馆。 (2)They the lost key. 他

30、们花了很长时间寻找丢失的钥匙。 (3)He searched his pockets a penny. 为了找一美分他翻遍了口袋。 句型转换 (4)The villagers are in search of the missing child. The villagers are the missing child. The villagers are the missing child.,for,made a long search for,in the/their search for,searching for,Mr Johnson apologised for the mistake

31、. 约翰先生为这个错误而道歉。,(1)apologise vi.道歉 apologise to sb. for (doing) sth. 因(做)某事向某人道歉 (2)apology n.道歉 make/offer/give an apology to sb. for (doing) sth. 因(做)某事向某人道歉 accept/refuse sb. s apology接受/拒绝某人的道歉,(1)Respond quickly and briefly，apologising for your mistake. 快速简洁地做出回应，为你犯的错误而道歉。(2017天津) (2)I apologi

32、sed her stepping on her feet. 我因踩到她的脚而向她道歉。 (3)I sincerely hope you can and understand my situation. 我真诚地希望你能接受我的道歉并理解我的处境。(2016全国),accept my apologies,to for,句型转换 (4)You should apologise to your mother for your rudeness. You should your mother for your rudeness.,make/offer/give an apology to,经典句式,T

33、he Vikings were the first Europeans to reach America. 北欧海盗是第一批到达美洲的欧洲人。,句中不定式短语to reach America作后置定语，修饰the first Europeans。当中心词是序数词或被序数词修饰时，常用不定式(短语)作后置定语。,英语中常用不定式作后置定语的情况： (1)被修饰词为序数词、形容词最高级或被序数词、形容词最高级修饰时； (2)不定代词something，nothing，little等后常用不定式作定语； (3)抽象名词time，way，reason，chance，ability，courage，op

34、portunity，wish等后常用不定式作定语； (4)被修饰词前有the only，the very，the next等词对其进行修饰时； (5)表示将要发生的动作时(既有主动形式，也有被动形式)； (6)there be句型中，作主语的名词后可接不定式作定语。,(1)He is always the first to come and the last to leave. 他总是第一个来，最后一个走。 (2)Will you attend the meeting to be held tomorrow？ 你会参加明天举行的会议吗？ (3)You are the only person (

35、do) the job. 你是做这项工作的唯一人选。 (4)Thank you for giving me the chance (make) the speech. 谢谢你给我发言的机会。,to do,to make,单句改错 (5)Adam Smith was the first person see the importance of the division of the labor., to,Biarni was hoping to join his father who was with Eric，but he was blown off course and found hims

36、elf in an unknown land.比阿尼希望加入跟埃里克一起的他父亲的行列，但他被吹离了航线，并且发现自己到了一个未知的陆地上,(1)本句中使用了findn./pron.介词短语，表示宾语处于某种状态。 (2)find后常跟复合结构，即find宾语宾补，宾补可以由形容词、副词、介词短语、现在分词、过去分词等充当。能这样用的动词还有see，hear，leave，make等。,(1)The police found the lost boy in a wooden house. 警察发现走失的小男孩在一个木屋里面。 (2)He was playing idly on the piano

37、 and found easy to pick out tunes. 他随意地弹奏钢琴，却发现分辨出曲调是一件很容易的事。 (3)He found the door (close). 他发现门是关着的。 (4)Listening to music at home is one thing，going to hear it _(perform) live is quite another. 在家听音乐是一回事，去现场听正在被演奏的音乐完全是另外一回事。 (2015浙江),it,closed,being perfor-,med,单句改错 (5)Even the best writers somet

38、imes find themselves lose for words.,lost,Leif followed Biarnis directions and sailed to what is believed to be the coast of present-day Canada. 赖伊夫按照比阿尼的方向最后航行到被认为是现在的加拿大的海岸。,(1)本句中what引导的句子为宾语从句，作介词to的宾语，what在从句中作主语。 (2)what引导的名词性从句相当于名词的作用，可作主语、宾语或表语，且what在从句中可用作主语、宾语或表语。,(1)We choose this hotel

39、because the price for a night here is down to 20，half of what it used to charge. 我们选择这家旅馆，因为这里一晚的价格降到了20美元，这是它以前要价的一半。 (2)I have no idea what we should do next. 我不知道我们下一步该做什么。 (3) we need is patience. 我们需要的是耐心。 (4)The question is should be done now. 问题是现在应该做什么。,What,what,单句改错 (5)That the teacher sai

40、d had a good effect on the children.,What,达标检测,.单句语法填空,1.According the weather forecast it will rain tomorrow. 2.The cause of the accident still remained (know). 3.There is some advice for you (follow). 4.She hopes to get a job on the local newspaper and (eventual) works for The Times. 5.They (apolo

41、gy) for the late departure of this flight just now. 6.The girl was by the accident.(frighten),to,unknown,to follow,eventually,apologised,frightened,frightening,7.He has made up his mind.I dont think you can persuade him (go) abroad. 8.His grandfather was known a brave seaman. 9.She went into the kit

42、chen in search a slice of bread to eat. 10.Our teachers always tell us to believe in we do and who we are if we want to succeed.,to go,as,of,what,.完成句子,11.He is (第一个去上海的人) in his hometown. 12.They rushed over to help (车坏了的那个男人). 13.I know nothing about the accident except _(我在报上读到的).,the first perso

43、n to go to Shanghai,the man whose car had broken down,what I read in the newspa-,per,14.Sometimes，there are (多达) 1,000 birds singing in the big tree. 15.I (发现自己被包围着) by a group of children full of curiosity.,as many as,found myself surrounded,.课文语法填空,The Vikings,16. ancestors came from Scandinavia，w

44、ere the first Europeans to reach America.They controlled the seas and coasts of Northern Europe for a long time.In 982 AD，a man 17. (call) Eric the Red was forced to leave Iceland 18. he had committed a murder and got 19. trouble，and decided to set sail further west.He reached Greenland and discovered that people could live in the place 20. he landed.He returned and persuaded some people to go back with him to Greenland. When he set sail once again，,