2020新版外研新版必修一unit5reading课件（共20张）.pptx

1、Unit5 Into the wild Reading 自学检测自学检测 Key words and phrases Tips: 知其性知其性、通其变通其变。 1.君主，君王君主，君王 2.每年的每年的 3.寻找，寻求寻找，寻求 4.量，测量量，测量 5.位置位置 6.测定，确定测定，确定 7.monarch butterfly 8.终于，最终终于，最终 9.解决，解决方法解决，解决方法 10.了不起的了不起的 11.暴跌暴跌 12.破坏，毁掉破坏，毁掉 Learning aims: In this period, we will: 1. read a passage about An Enc

2、ounter with Nature. 2. get information about main idea and some details. 3. form a right attitude to the nature. Step1 Lead-in Task1.Look at the pictures and choose the animals that migrate. monarch butterfly Siberian crane Atlantic salmon red panda killer whale African lion Task2.Enjoy the video an

3、d observe the butterflies carefully. Task one Task two (5 minutes) Fast reading Task1.Whats the main idea of the text? AHow to protect monarchs by knowing about their migration. BHow to understand monarchs migration. CHow the scientists do the research about monarchs. DHow the monarchs migrate every

4、 autumn. Task2.Match the main idea with the proper paragraph. A.Every autumn monarchs begin to migrate. B.Every year many animals migrate. C.How to protect the monarchs. D.Why the number of the monarchs reduces. E.How the monarchs migrate. para1 para2 para3 para4 para5 Careful reading Task one Task

5、two Task three (10minutes) 1. What does the word that refer to in the last sentence of paragraph 1? A. Migration B. Butterfly C. Partner D. Weather 2. Whats the factor driving scientists to find the solutionto the mystery of the monarch? A. The monarch is able to tell the time of day. B. The monarch

6、 is in serious danger. C. The monarch can use its eyes to measure the position of the sun. D. The monarch manages to reach the places where it will spend the winter. Task1.Choose the best choice. 3. Whats the writers attitude to peoples efforts? A. Negative B. Neutral C. Indifferent（漠不关心的）（漠不关心的） D.

7、 Positive 4. What does the last paragraph want to tell us? A. Kill two birds with one stone. B. When the cats away , the mice will play.（山中无（山中无 老虎老虎,猴子称大王）猴子称大王） C. The more, the better. D. Let sleeping dogs lie.（别惊动睡着的狗；别惹麻（别惊动睡着的狗；别惹麻 烦）烦） 1.Every summer the monarchs begin to migrate.( ) 2.The mo

8、narchs travel around 4,000 kilometres north.( ) 3.The monarchs have delicate black and orange wings.( ) 4.The number of monarchs is reducing.( ) 5.The food sources of the monarchs are increasing.( ) Task2.True or false. F F T T F autumn south decreasing The Monarch s Journey The purpose of animal mi

9、gration They 1._ to find food, a partner or search of warmer weather. Monarchs hard migration Every autumn, they begin a long and difficult journey, and manage to travel around 4,000 kilometres 2._ to find their way to places 3._ they will spend the winter. The way of monarchs migration The monarch

10、is able to tell the time of day, and use its eyes 4._ the position of the sun. So, it can 5._ which way it needs to go and change its 6._ when necessary. migrate south where to measure determine direction Task3.Fill in the blanks. The reason why the monarch numbers are falling People are destroying

11、the natural environment by 7._ trees and using 8._ that kill the plants that monarch caterpillars eat. How to protect the monarchs Volunteers have been working together to record their migration and make sure that there are enough plants for them to 9._. The more we know about these delicate creatur

12、es, 10._ the chance they will survive. cutting down chemicals feed on the greater Post reading Task one Task two Task1.Rational cloze. Many animals migrate at certain times of the year. Of all the mass 1._(migrate), that of the North American monarch butterflies is one of the most wonderful. Every a

13、utumn, they begin 2._ long and difficult journey. Somehow they manage to travel around 4,000 kilometres south and find their way 3._ California or Mexico. They are able to tell the time of the day and use their eyes 4._ (measure) the position of the sun. 5._ (eventual), they manage to reach Californ

14、ia or Mexico. migrations a to measure to Eventually Now the monarch is in serious trouble, and its population 6._ (crash) by as much as ninety per cent in the last few years. Human activity is the main reason. In many of the places where monarchs can 7._ (find), people are destroying the natural env

15、ironment by 8._ (cut) down trees and using chemicals that kill the plants that monarch caterpillars eat. Fortunately, people are aware of the problem and begin to take action. People have been working together 9._ (protect) monarchs. The more we know about the monarchs, 10._ (great) the chance they

16、will survive. has crashed be found cutting to protect the greater Task2.Think & Share 1.What impress you most about the monarch butterfly? 2.What can people do to help protect the monarch butterfly? Summary In this period, we have 1. read a passage about An Encounter with Nature. 2. got information about main idea and some details. 3. formed a right attitude to the nature. Homework 1. Read the passage again and try to summarize the important words and sentences in the text. 2. Finish the exercises on the Exercise book.