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1、Unit 5 Into the wild导学案Step 1 General reading1. What is the main idea of the passage? A. The monarchs migration. B. The reasons for monarchs migration.C. Mexicos monarch.2. Choose where you are most likely to find the passage. A. In a scientific research paper about the monarch butterflys migration.
2、B. In a popular nature magazine introducing the monarch butterfly.C. In a travel leaflet encouraging people to visit North America. 3.Read the text and match the main idea of the paragraphs.1Para. 1 AHow to save the monarch butterflies.2Para. 2 BThe scientists have solved the mystery of the monarch
3、butterflies migration.3Para. 3 CThe mystery of monarch butterflies.4Para. 4 DThe simple introduction of animal migrations.5Para. 5 EThe reason why the population of monarch butterflies has crashed.Step 2Careful readingRead the text carefully and choose the best answer.1According to the passage, anim
4、als migrate for many reasons except _.Afinding foodBseeking a partnerCenjoying beautiful sceneryDsearching of warm weather2What mystery the scientists have solved?AWhy monarch butterflies migrate.BWhere monarch butterflies spend the winter.CWhen monarch butterflies change their directions of migrati
5、on.D. How monarch butterflies succeed in migrating.3What can we infer from the passage?AEvery summer, monarch butterflies will manage to travel north.BThe population of the monarch butterflies may become larger and larger.CThe main reason why the population of the monarch butterflies is falling ishu
6、man activity.DPeople have made it a reality that monarch butterflies have enough plants to eat.Step 3 Read the passage carefully and do activities.a. The monarch butterfly is able to tell_.b. Using these two pieces of information, the monarch butterfly determines _.c. The monarch butterfly measures
7、_with its eyes.d. The monarch butterfly reaches _.e. 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.Step 4 Think and share: 1. What impresses you most about the
8、 monarch butterfly?_.2. What can people do to help protect the monarch butterfly?_.Step 5 SummaryMany animals move from one place to another at certain times of the year, 1._ is called migration. Every autumn, 2._(million) of North American monarch butterflies begin their journey.A team of scientist
9、s have now found 3._ the monarch is able to tell the time of day, and then uses its eyes to measure the 4._(position) of the sun. These abilities allow the butterfly 5._(determine) the way to go.The solution to the mystery of the monarchs 6._(amaze) ability comes at a time when it is 7._ serious tro
10、uble. Its population 8._(crash) by as much as 90 per cent in the last few years because of human activities.The research on the monarchs behaviour has however led to a greater 9._(aware) of this creature. By doing more research, the monarch butterfly can keep its 10._(place) in the natural world for a long time to come.学科网（北京）股份有限公司