1、Animal MigrationRemarkable Journey In the Wild Animal migration refers to the movement of a species from habitat to another in response to seasonal changes to the environment.Often covering great distance and involving huge numbers of animals,it can be fascinating to observe.Migration happens in all
2、 parts of the animal kingdom,from fish and insects to birds,reptiles and mammals.Animal migrationSiberian crane Atlantic salmon monarch butterfly Look at the pictures and choose the animals that migrate.red pandakiller whaleAfrican lionThe Monarchs JourneyUnderstanding ideas英译英译汉汉 annual migrate per
3、cent caterpillar mystery Atlantic whale monarch butterfly eventually每年的每年的迁徙迁徙百分比百分比幼虫幼虫谜，难以理解的事谜，难以理解的事大西洋的大西洋的鲸鲸黑脉金斑蝶黑脉金斑蝶终于，最终终于，最终revision汉译英汉译英寻找寻找测测量量确确定定暴跌暴跌破破坏坏解解决办法决办法位位置置化化学品学品幸存幸存seekmeasuredeterminecrashdestroysolution positionchemicalsurviveThe route of the Monarchs JourneyNorth America
4、California or MexicoRead paragraph 1 and answer.1.What is migration?Many animals move from one place to another at certain times of the year.This annual movement is called migration.2.Why do animals migrate?Animals migrate to find food,seek a partner,or in search of warmer weather.Read the whole pas
5、sage and answer the questions:1 Describe the beautiful animal:Monarch butterflies are beautiful insects with fine black and orange wings.2.How far will monarch butterflies travel when they migrate?They have a long and difficult journey.Somehow,they manage to travel around 4000 kilometres south and f
6、ind their way to California or Mexico.a.The monarch butterfly is able to tell _.b.Using these two pieces of information,the monarch butterfly determines _.c.The monarch butterfly measures _ with its eyes.d.The monarch butterfly reaches _.dthe time of daythe way to go the position of the sunthe place
7、s where it will spend the winteracb3 How do monarch butterflies find the way to go?its eyese.Humans _ trees.f.The _ where monarchs can be found is destroyed.g.Humans use chemicals that _ that monarch caterpillars eat.h.The monarch butterflys population _ in the last few years.hcut downnatural enviro
8、nment of many placesKill the plantshas crashed(by as much as 90 per cent)egf4 Why the number of monarch butterflies is falling?5.What have people been working together to increase the number of monarch butterflies?The research on the monarchs behaviour has however led to a greater awareness of this
9、creature.People have been working together to record its migration and make sure that there are enough plants for it to feed on.If this works,there may come a time when the number of monarch butterflies increases once again.The more we know about this lovely creature,the greater the chance it will s
10、urvive and keep its place in the natural world for a long time to come.The annual migration of the North American monarch butterfly is describled as the most _ (amaze)of all the mass migrations.Every fall,they manage to travel 4000 kilometres to California or Mexico,where they spend the winter.Howev
11、er,people didnt know how they do it until a team of scientists _(lead)by Eli Shlizerman found the answer.The monarch is not only able to tell the time of the day but also able to measure the position of the sun,which allows the butterfly_(determine)its route and direction eventually.直击高考直击高考 amazing
12、 led to determine _(fortunate),the number of the monarch _(fall)so rapidly that the migration of the monarch has been called_ endangered natural phenomenon(现象现象).One of the main reasons is that people are destroying the natural environment the monarch is dependent upon._（aware）of the monarch butterf
13、lys life behaviour is essential for their survival and an important step in the protection of these creatures.So many _(volunteer)are tracking their migration and providing enough plants for them to feed _.Scientists are also making every effort to do more research on the monarch.We believe that the
14、 day will come soon _ the number of the butterflies will increase once again.Unfortunately is falling an Awareness volunteers on whenA To search for food.B To look for a partner.C To breed young babies.D To stay away from cold whether.1 Which is not the purpose of animals migration according to the
15、text?2.What mainly caused the decrease in the number of the monarch butterflies?A Weather changes.B Human activities.C Trees being cut down.D The long migration every year.A All the animals migrate at fixed times of the year.B The monarch has the ability to identify the time of day.C The population
16、of the monarch is decreasing rapidly every year.D No one knows how the monarch butterflies make their way to their destinations.3.What can we know from the text?A It is quite encouraging.B It is fairly complex.C It is very unacceptable.D It is rather useless.4 what does the last paragraph imply about the research?Environmental problemsWhat can people do to protect the environment?Think and share Homework:Task 2 Find out the language points in each paragraph.Task 1 Write a short passage about how to protect the environment.Thank you!
