(2019版)外研版高中英语必修第一册Unit 5Understanding ideas ppt课件（含视频）.zip

Section A Understanding ideas seek 词性：_ 意思：_ 语块积累 seek for寻找，寻求 seek (ones) advice寻求（某人的）意见 seek (ones) help寻求（某人的）帮助 seek advice/help (from sb.)（向某人）征求意见/寻求帮助 seek ones fortune寻找发财机会 seek to do sth.设法做某事 seek out挑选出；物色到 谚语：Nothing seek, nothing find.无所求则无所获。 练习：The woman is seeking _ to a better way to win her customers back. for measure 词性：_ 意思：_ 语块积累 measureby用.衡量. be measured by用来衡量/计算 take measures to do sth.(= take steps/action to do sth.) 采取措施做某事 take ones measure给某人量尺寸 make.to ones own measure依照某人的尺寸做 练习：They are busy _ (measure) the building. measuring position 词性：_ 意思：_ 语块积累 in a (n).position处于的地位/处境/位置 in position就位；在适当的位置 out of position在不适当的位置 a leading position基础地位；首要地位；领先地位 a sitting/kneeling/lying position坐/跪/卧姿 be in a position of power/strength处于有权力/有实力的地位 hold the position of.担任职务 put/place sb.in a good/an awkward position使某人处于有利的/尴尬的境地 练习：The two teams are _ position, ready to face off. in solution 词性：_ 意思：_ 语块积累 （1）a solution to.解决办法（to是介词） provide/offer a solution提供解决办法 suggest/put forward a solution提出解决办法 look for a solution寻找解决办法 find/come up with a solution找到/想出解决办法 seek/look for a solution寻找解决办法 （2）solve a problem解决问题 solve a mystery/puzzle解开谜团 练习：The solution _ last weeks puzzle is on page 12. to 5.amazing 词性：_ 意思：_ 语块积累 （1）an amazing achievement/discovery/success惊人的成就/发现/成功 It is amazing that令人惊讶的是. （2）be amazed at/by对感到惊讶 be amazed to see/find惊讶地看到/发现. （3）in amazement吃惊地 to ones amazement令某人吃惊的是 练习：It was _ (amaze) that he should have survived the big fire. amazing Leading inLeading inLeading inLeading in Into the wild Into the wild Into the wild Into the wild What is animal migration?What is animal migration? Animal migration refers to the movement of a species from one habitat to another in response to seasonal changes to the environment. Often covering great distances and involving huge numbers of animals, it can be fascinating to observe. Migration happens in all parts of the animal kingdom, from fish and insects to birds, reptiles (爬行动物)and mammals(哺乳动物). Activity 1Activity 1Activity 1Activity 1 Look at the pictures and choose the animals that migrate.Look at the pictures and choose the animals that migrate. a Monarch butterfly a Monarch butterfly b Siberian crane b Siberian crane c Atlantic salmon c Atlantic salmon d red panda d red panda e killer whale e killer whale f African lionf African lion Activity 2Activity 2Activity 2Activity 2 Read the passage and find out what mystery the scientists have solved.Read the passage and find out what mystery the scientists have solved. The scientists have solved the mystery of how monarch butterflies manage to travel a long distance and find their way to their destination. Activity 3Activity 3Activity 3Activity 3 Choose where you are most likely to find the passage. Choose where you are most likely to find the passage. 1 In a scientific research paper about the monarch butterflys migration. 2 In a popular nature magazine introducing the monarch butterfly. 3 In a travel leaflet encouraging people to visit North America. Activity Activity Activity Activity 4 4 4 4 Complete the sentences with expressions from the passage. Then use the sentences to complete the cause-effect flow charts. a The monarch butterfly is able to tell 1_ b Using these two pieces of information, the monarch butterfly determines 2_ c The monarch butterfly measures 3_with its eyes d The monarch butterfly reaches 4_ the time of day the way to go the position of the sun the places where it will spend the winter a/c c/a b d e Humans 5 _trees. f The 6 _where monarchs can be found is destroyed g Humans use chemicals that 7 _that monarch caterpillars eat. h The monarch butterflys population 8 _ in the last few years. cut down natural environment of many places kill the plants has crashed (by as much as 90 per cent) e/g g/e fh Think & ShareThink & Share QUESTIONS:QUESTIONS:QUESTIONS:QUESTIONS: 1 1 What What impresses impresses you you most most about about the the monarch monarch butterfly?butterfly? 2 2 What What can can people people do do to to help help protect protect the the monarch butterfly?monarch butterfly? 参考答案： 1They can travel around 4,000 kilometres south and find their way to California or Mexico. 2 We protect them by planting more trees, using fewer chemicals and providing enough food Thank youThank youThank youThank you