Unit 3 Sea Exploration Learning about language ppt课件-（2022新）人教版高中英语选择性必修第四册.pptx

1、Period 2 ：Learning about languageTo consolidate the important words in the text.To consolidate the important chunks in the text.Retell the exploration activities of the ocean in the past of our country according to the timeline below.Time in ancient timesin the 8th centuryin Ming Dynastytodayin the

2、futureThere are many t_ and legends about how seamen explored the oceans in the past. But how many of them are reliable? The fact is that they needed multiple ways to keep safe after s_ sail.Using nature to help is the first and most useful form of exploration. This includes the North Star, Sun and

3、clouds.Using the weather. Experienced captains could see the b_ between weather and dangers. Either they withdrew the fleets or e_ their voyage. Using the sea. Skillful sailors could use tides and currents to carry ships back to the shore or pass through narrow c_.These skills helped seamen explore

4、the seas and discovered new lands. They needed not only the instruments but also courage and luck.Finish the passage.talessettingbondsextended channels1. _ an imaginary story or an exciting description of an event2. _ related to the king or queen of a country3. _ to reach an agreement by discussion

5、4. _ to stop taking part in an activity 5. _ to make something longer or larger6. _ a connection between people7. _ a level of quality, ability, etc.8. _ a deep passage of water used as a route for ships Write down the word that matches each definition.taleroyalnegotiateextendbondwithdrawleaguechann

6、el1. Their common experience created a strong _ between them.2. As a major figure in British politics, Churchill was in a _ of his own.3. The deadline has been _ by two days. 4. I am reading a book about folk _ and ancient legends.bondextendedtalesleagueChoose the appropriate words from above to com

7、plete the following sentences.Complete the sentences with the correct forms of the phrases in the box.1. Henry Norman Bethune devoted his life and profession to helping people without expecting anything _.2. Last summer we visited an island in the Indian Ocean, whose rocky coastline and long golden

8、beaches were _.3. The tennis player _ several tournaments due to injury.4. With lots of food and drink _, they set off for their picnic. in return a sight to behold a sight to behold in hand withdraw from in returnwithdrew from in handComplete the passage below with the correct forms of the words in

9、 the box. find ones way boredom reach out across the sea set sail form the foundation tale motivateIn 1519, Ferdinand Magellan, a Portuguese adventurer, made the first voyage around the world. On 14 June 2008, nearly 500 years later, a 16-year-old American boy, Zac Sunderland, _ on a similar journey

10、. After 13 months, he returned with a new world record: the youngest person ever to sail around the world.set sailZac grew up on a boat and learnt how to sail when he was four, which _ of his success. As a child, Zac read a book about Robin Lee Graham who had sailed around the world alone as a teena

11、ger in 1965. Zac was greatly inspired by Grahams _. After his 16th birthday, Zac started making plans for his journey. Using his own money, Zac bought a boat and set off._ is often a mixture of danger and _. Zac had to _ through heavy storms and get by on little sleep on his journey. It was boring t

12、o stay on a boat all day, so Zac read lots of books!formed the foundation taleReaching out across the sea boredom find his wayHe also emailed his family using his laptop, telling them about his experiences around the world.When the journey ended, Zacs adventure received widespread media coverage. At

13、 his press conference, he talked about how passion and courage made his dream come true. In his opinion, theres so much that people can achieve with the right _ and ambition. Just go for it!motivationFind all the sentences containing infinitives in the reading passage. Then mark their functions.1 As

14、 the subject (S) 主语主语 2 As the predicative (P) 表语表语3 As the object (O) 宾语宾语 4 As the object complement (OC) 宾补宾补5 As the attributive (Attr) 定语定语 6 As the adverbial (Ad) 状语状语Suggested Answers: To complete the great map of the world was a strong passion for . Marco Polos tales inspired European explor

15、ers to search for sea routes from west to east. Here, merchants from China and many other places met to negotiate trade deals . These fleets were a sight to behold and were in a league of their own at that time. (S)(OC)(Ad) (Attr) To reach out across the sea remains a strong desire today. The aim of

16、 this initiative is to encourage cooperation and . Trading has grown greatly ., and will continue to do so in years to come. . which will help to greatly develop the whole area for the benefit of future trade and cultural exchange. . there are still many other places left to explore. (P)(Attr)(O)(O;

17、 Attr)(S) . China has joined other nations on several expeditions to explore the Arctic. . there is an urgent need to study the Arctic in order to understand climate change and its effects. . the need to trade and the desire to enhance relationships will drive China to reach out across the sea far i

18、nto the future. (Attr; Ad)(Attr)(Attr; Attr; OC)动词不定式动词不定式主动主动被动被动用法用法一般式一般式to doto be done表示在谓语动词所表示表示在谓语动词所表示的动作之后或同时发生的动作之后或同时发生的动作的动作完成式完成式to have doneto have been done表示在谓语动词所表示表示在谓语动词所表示的动作之前发生的动作的动作之前发生的动作进行式进行式to be doing/表示正在进行的动作，表示正在进行的动作，与谓语动词所表示的动与谓语动词所表示的动作同时发生作同时发生完成进行式完成进行式to have be

19、en doing/表示在谓语动词所表示表示在谓语动词所表示的动作之前一直进行的的动作之前一直进行的动作动作不定式的构成与形式不定式的构成与形式不定式是非谓语动词的一种，在句中可以作除谓语以外的其不定式是非谓语动词的一种，在句中可以作除谓语以外的其他成分，如他成分，如主语、宾语、表语、宾补、定语、状语主语、宾语、表语、宾补、定语、状语等。等。e.g. To say is one thing; to do is another. He wants to know his mothers secret. My dream is to write a book about my life. The p

20、rofessor asked her assistant to make a detailed plan. The best place to visit in May is my hometown. I returned home only to find she had left.不定式的用法不定式的用法不定式作主语和宾语不定式作主语和宾语 常跟不定式作宾语的动词常跟不定式作宾语的动词：agree, aim, arrange, choose, decide, demand, desire, determine, expect, fail, intend, learn, plan, mana

21、ge, offer, prepare, pretend, promise, refuse, threaten, wish 当主语较长、谓语较短时，常用当主语较长、谓语较短时，常用it作形式主语，而将不定作形式主语，而将不定式放式放到谓语的后面。到谓语的后面。 e.g. It was wise of you to refuse his invitation. 有些动词既有些动词既可跟不定式，可跟不定式，又又可跟可跟v.-ing形式形式作作宾语宾语，但意义有，但意义有所区别。这类动词所区别。这类动词有有remember, forget, regret, try, mean等等。 remember/

22、forget/regret to do remember/forget/regret doing try to do try doing mean to do mean doing e.g. Im sorry to have done that. I didnt mean to be so rude. That doesnt mean reading it too slowly.记得记得/忘记忘记/遗憾要做某事遗憾要做某事记得记得/忘记忘记/懊悔做过某事懊悔做过某事设法做某事设法做某事试着做试着做某事某事打算、意欲做打算、意欲做某某事事 意味着意味着不同意义和用法不同意义和用法need / w

23、ant(想要想要) to do sth. need / want(需要需要) / require(需要需要) + doing=need / want(需要需要) / require(需要需要) + to be done (v.-ing主动形式表被动意义主动形式表被动意义) 这三个词这三个词need, want, require既既可跟不定式，又可跟可跟不定式，又可跟v.-ing形式形式作作宾语，但意义和用法宾语，但意义和用法不同。不同。e.g. The flowers want/need/require watering once a week. The flowers want/need t

24、o be watered once a week. 被被only, last, next以及序数词或形容词最高级修饰的名词常用以及序数词或形容词最高级修饰的名词常用不定式作不定式作定语。定语。 e.g. Rita was the only person to complain. He was the first man to fly across the Atlantic. Tom is the best man to do the job. 有些名词后面常接不定式作定语，如有些名词后面常接不定式作定语，如ability, chance, desire, decision, effort, i

25、ntention, need, opportunity, plan, promise, pressure, right, time, way等。等。 e.g. After months of unemployment, all he asked for was a chance to earn his bread.不定式作定语不定式作定语不定式作状语不定式作状语 不定式不定式作状语，常表示作状语，常表示目的、原因、目的、原因、结果结果等。等。 e.g. They were glad to see their son taken good care of in the kindergarten.

26、 To catch the bus, I got up at six this morning I jumped with joy to hear it. 不定式不定式作结果状语时，常用于作结果状语时，常用于“only +不定式不定式”结构，表结构，表示未曾预料到的或示未曾预料到的或令人不快令人不快的结果的结果。 e.g. A friend of mine came to see me tonight. Alan lifted a rock only to drop it on his own feet.不定式作补语不定式作补语advise, allow, ask, beg, cause, e

27、ncourage, expect, forbid, force, get, intend, invite, like, love, order, persuade, prefer, remind, require, teach, tell, want, warn, wish, wait for, call on, depend on 跟不定式跟不定式作补语的动词及动词词组：作补语的动词及动词词组：e.g. I was interested in astronomy and he asked me to give a presentation to the class. Were trying

28、to persuade manufacturers to sell them here. 感官感官动词和使役动词后常接动词和使役动词后常接省省to的的不定式不定式作宾语补足语，作宾语补足语，但但在在被动语态中，作主语补足语的不定式被动语态中，作主语补足语的不定式to不能省略。不能省略。 e.g. Someone saw Mary enter the building about the time the crime was committed. Mary was seen to enter the building about the time the crime was committed.

29、Join the words to make sentences using infinitives. Then decide the function of each infinitive.1. He/encouraged me/participate in the surfing competition2. The storm/seems/be getting closer3. Magellan/was the first person/sail around the worldHe encouraged me to participate in the surfing competiti

30、on. (OC)The storm seems to be getting closer. (P)Magellan was the first person to sail around the world. (Attr)4. The UN peacekeeping force/aims/maintain peace and prevent armed conflicts5. The crowd/stood/applaud/scientists/for their important ocean research workThe UN peacekeeping force aims to ma

31、intain peace and prevent armed conflicts. (O)The crowd stood to applaud scientists for their important ocean research work. (Ad)v. 鼓掌鼓掌6. It is a good idea/tax/plastic bottles/so that people use them less7. The Jiaolong manned submersible/is said/be able/reach 7 km underwater8. It remains/be seen/wh

32、ether or not his capsule can workIt is a good idea to tax plastic bottles so that people use them less. (S) The Jiaolong manned submersible is said to be able to reach 7 km underwater. (O; O)It remains to be seen whether or not his capsule can work. (O)v. 对对征税；使纳税征税；使纳税n. 胶囊；太空舱胶囊；太空舱Read the beginn

33、ing of The Little Mermaid and use the proper forms of the verbs in brackets to fill in the blanks.Far out in the ocean, where the water is as clear as glass, lives the Sea King. The ocean is too deep _ (measure). We may imagine there is nothing except yellow sand under the sea, but actually it is no

34、t rare _ (see) the most unique flowers and plants _ (dance) in the fast-moving water. to measure to see dancingIn the deepest spot of all stands the Sea Kings castle, which has walls of coral and a roof _ (form) of beautiful shells. The mother of the king, a wise woman who is proud _ (be) born into

35、the royal family, takes care of his six daughters. Among the six sea-princesses, the youngest is the prettiest. Although she has delicate skin like a rose-leaf and eyes as blue as the deepest sea, she has no feet but a fish tail just like her sisters. to have beenformedThe most common way for the pr

36、incesses _ (play) all day long is _ (swim) in the halls of the castle or among the flowers growing out of the walls, feeding and touching the fish _ (swim) up to their hands through the windows. They seem_(not worry) about anything, except for the youngest, who to play swimming / to swim swimming not to worry