1、高三 Sailing The Oceans定州市实验中学王翠莉Zheng He(1405-1433),with his treasure fleets,sailed westwards on voyages of trade and exploration.Words and expressions accomplished 完成的,有技巧的 return to 回到；恢复到may well 很可能；充分理由 work out 计算，弄明白，锻炼 at the mercy of 受支配,任 摆布 accelerate the speed 加快速度Skim What s the main ide
2、a of the text?How many parts is the text divided into?It tells us how the sailors navigated well without modern instruments.It can be divided into 3 parts.Part1(para.1)Part2(page1)part3(para.3)raise a problemsolve the problemmake a summaryPart1 (para 1)What s the function of the first paragraph?A.as
3、 a summary B.introduce the topicD.compare and contrastC.connecting linkBCareful reading finish the blanks 1.We(很可能)wonder how seamen explored the oceans before latitude and longitude made it possible to plot the position of the ship.2.The voyages of travelers before the 17th century show that they w
4、ere not(任摆布)the sea even though they did not have modern navigational aids.at the mercy ofmay wellmay wellThey were not“at the mercy of”the sea,we can use to replace the phrase.A.with the help of B.under the control of C.by means of D.in need of BPart 2 (page1)The second paragraph is mainly develope
5、d by-A.giving examples B.classifying C.making definition D.giving figures（下定义）AUsing Using nature nature Celestial Celestial bodiesbodiesweatherweatherseaseasunsunseaweedseaweedcloudscloudswildlifewildlifecoastlinecoastlineNorth starNorth starbirdsbirdsfogfogwindswindsStructure chartTrue or False Tr
6、ue or False 1.At the equator the North star is at its highest.2.They can use the seaweed to get the direction.3.In the morning,nesting birds return to land.FFTnortheveningFill in the form They navigated well with the help of the followings.object how at the north polesun birds identify the position
7、of a stream or riverCurrents&tidesNorth star use the height of the sunFog carry ships to destinationreturn to land in the eveningDiscussion Suppose you were a captain aiming to sail round Africa.1.What skills would you seek in your sailors?2.What problems would you anticipate for this journey?Part 3
8、 (para.3)1.Whats the result of using the skills?2.Can you guess what the text to write next?The sailors explored the seas and discovered new landsIt will introduce some instruments.1 24 35 6789159374628Make up a sentence using the phrase at the mercy of Home Whats the meaning of work out?Make a sent
9、ence using itHome Whats the differencebetween may as well and may well?HomeTell the difference be used to do be used to doingused to do Home“especially“can be replaced byHomeCongratulationsHome Read the words correctly encyclopedia accomplished navigationalHomeCorrect the sentenceShe returned back t
10、o school.Home Translate the sentence into ChineseSeamen could follow the birds to land even if they were offshore and in the open sea.Home According to the text(语法填空)Before latitude and longitude madepossible to plot a ships position,the sailors were not at the(merciful)of the sea.Using nature to he
11、lp seems to(be)the first and most useful form of explorationcarried the minimum amount of risk,(especial)keeping alongside the coastline.They used celestial bodies(identify)direction.(accomplish)navigators were able to use the(high)of the sun,the color and smell of the seaweed and birds(return)to la
12、nd in the evening to know their position.They observed the winds their journeys.itmercyhave beenwhich/thatespeciallyto identifyheightreturningbeforeAccomplishedHomework writing taskWrite down the story about“Zheng He”using your ownwords.Try to use more adjectives and clauses to make your writing as vivid as possible.(120 words)Thank you!
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