高中英語新教材必修一unit-5-Into-the-wild-understanding-ideas-The-Monarch`s-Journey課件

1、Animal MigrationRemarkable Journey In the WildAnimal MigrationRemarkable Jou 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

2、observe. Migration happens in all parts of the animal kingdom, from fish and insects to birds, reptiles and mammals. Animal migration Animal migration refers Siberian crane Atlantic salmon monarch butterfly Look at the pictures and choose the animals that migrate.red pandakiller whaleAfrican lionSib

3、erian crane Atlantic salmoThe Monarchs JourneyUnderstanding ideasThe Monarchs JourneyUnderstan英譯漢annualmigratepercentcaterpillarmystery Atlanticwhalemonarch butterflyeventually每年的遷徙百分比幼蟲謎，難以理解的事大西洋的鯨黑脈金斑蝶終于，最終revision英譯漢annual每年的遷徙百分比幼蟲謎，難以理解的事大西洋漢譯英尋找測量確定暴跌破壞解決辦法位置化學(xué)品幸存seekmeasuredeterminecrashdest

4、roysolution positionchemicalsurvive漢譯英尋找seekmeasuredeterminecrashThe route of the Monarchs JourneyNorth AmericaCalifornia or MexicoThe route of the Monarchs JouRead paragraph 1 and answer. 1. What is migration?Many animals move from one place to another at certain times of the year. This annual move

5、ment is called migration.2. Why do animals migrate ?Animals migrate to find food, seek a partner, or in search of warmer weather.Read paragraph 1 and answer. MRead the whole passage and answer the questions:Read the whole passage and ans1 Describe the beautiful animal: Monarch butterflies are beauti

6、ful insects with fine black and orange wings.1 Describe the beautiful anima2. 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 find their way to California or Mexico.2. How far will monar

7、ch butta. 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 places where it will spend the

8、 winteracb3 How do monarch butterflies find the way to go?its eyesa. The monarch butterfly is abe. 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 downnatu

9、ral environment of many placesKill the plantshas crashed (by as much as 90 per cent)egf4 Why the number of monarch butterflies is falling?e. Humans _ trees. 5. What have people been working together to increase the number of monarch butterflies? The research on the monarchs behaviour has however led

10、 to a greater awareness of this 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.5. What have people been wor The more we

11、know about this lovely creature, the greater the chance it will survive and keep its place in the natural world for a long time to come. The more we know about thi The annual migration of the North American monarch butterfly is describled as the most _ (amaze) of all the mass migrations. Every fall

12、,they manage to travel 4000 kilometres to California or Mexico,where they spend the winter. However,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

13、of the sun, which allows the butterfly_ (determine) its route and direction eventually. 直擊高考 amazing led to determine直擊高考 amazing led to determin _(fortunate),the number of the monarch _(fall) so rapidly that the migration of the monarch has been called_ endangered natural phenomenon(現(xiàn)象). One of the

14、 main reasons is that people are destroying the natural environment the monarch is dependent upon. _（aware）of the monarch butterflys 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 provi

15、ding enough plants for them to feed _. Scientists are also making every effort to do more research on the monarch. We believe that the day will come soon _ the number of the butterflies will increase once again. Unfortunately is falling an Awareness volunteers on when _(fortunate),tA To search for f

16、ood. 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 text?1 Which is not the purpose of 2. What mainly caused the decrease in the number of the monarch butterflies?A Weather changes.B Human activities.C

17、 Trees being cut down.D The long migration every year.2. What mainly caused the decrA 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 of the monarch is decreasing rapidly every year.D No one knows how the monarch butterfli

18、es make their way to their destinations.3. What can we know from the text?A All the animals migrate at fA 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?A It is quite encouraging.4 whEnvironmental pro