Learning bjectives:
At the end f this lessn, students are able t:1. Students can grasp the new wrds and expressins such as charity，annual，measure，in search f and s n.2. Students can grasp the general idea fr the whle passage.3. Students will be able t use different basic reading strategies like predictin/skimming/scanning crrectly in their reading can develp a habit f prtecting the envirnment and animals.
What are the relatinships between the peple and the animals?
Can yu use ne r tw wrds t describe their actin?
Animal migratin.
· Animal migratin refers t the mvement f a species frm ne habitat t anther in respnse t seasnal changes t the envirnment.
· Often cvering great distances and invlving huge numbers f animals.
· Migratin happens in all parts f the animal kingdm, frm fish and insects t birds, reptitles and mammals.
Pre-reading:
Lk at the pictures and chse the animals that migrate.
mnarch butterfly
Siberian crane
Atlantic salmn
killer whale
African lin
Nw talk abut what yu knw abut animal migratin.
mnarch butterfly (黑脈金斑蝶)
The mnarch butterfly is a kind f beautiful insect with fine black and range wings.
The mnarch usually has a lifespan f 6 weeks, and itshmetwn is mainly in America.
While-reading:
What is the main idea f the passage?
A. The mnarch's migratin.B. The reasns fr mnarch's migratin.C. Mexic's mnarch.
Read fr the main idea f each paragraph and the passage structure.
a. Measures t prtect the mnarch
b. Definitin f animal migratin
c. Reasns fr the mnarch’s truble
d. Details abut the mnarch’s migratin
e. Ways that the mnarch migrates
Part I The migratin f mnarch butterfly
Part II The influence f human’s activities n mnarchs
Find ut what mystery the scientists have slved.
The scientists have slved the mystery f hw mnarch butterflies manage t travel a lng distance and find their way t their destinatin.
Where are yu mst likely t find the passage?
A. In a scientific research paper abut the mnarch butterfly’s migratin. B. In a ppular nature magazine intrducing the mnarch butterfly.C. In a travel leaflet encuraging peple t visit Nrth America.
Why d animals make a migratin?What des that refer t?
Many animals mve frm ne place t anther at certain times f the year. This annual mvement is called migratin. They migrate t find fd, seek a partner, r in search f warmer weather. One f the mst wnderful migratins in nature is that f the Nrth American mnarch butterfly.
Abut the jurney: When? Hw? Hw lng? Rute?
Every autumn, millins f these beautiful insects with fine black and range wings begin a lng and difficult jurney. Smehw they manage t travel arund 4,000 kilmetres suth and find their way t Califrnia r Mexic. Hwever, until recently n ne knew hw they did this.
Cmplete the sentences with expressins frm the passage.
a. The mnarch butterfly is able t tell _______________.b. Using these tw pieces f infrmatin, the mnarch butterfly determines _____________.c. The mnarch butterfly measures ____________________ with its eyes.d. The mnarch butterfly reaches ________________________________.
the time f day
the way t g
the psitin f the sun
the places where it will spend the winter
e. Humans _________ trees.f. The ________________________________ where mnarchs can be fund is destryed.g. Humans use chemicals that _____________ that mnarch caterpillars eat.h. The mnarch butterfly’s ppulatin ________________________ in the last few years.
natural envirnment f many places
kill the plants
has crashed (by as much as 90 per cent)
Other factrs that destry the mnarchs’ habitat.
1.What measures are taken t prtect mnarch butterflies?2. Why d peple make the research? Is it useful?
The research n the mnarch’s behaviur has hwever led t a greater awareness f this creature. Peple have been wrking tgether t recrd its migratin and make sure that there are enugh plants fr it t feed n. If this wrks, there may cme a time when the number f mnarch butterflies increases nce again. The mre we knw abut this lvely creature, the greater the chance it will survive and keep its place in the natural wrld fr a lng time t cme.
Fill in the blanks with the infrmatin frm the passage.
in search f
decreasing/reducing/falling
natural envirnment
Learn t understand the passage.
The backgrund t the mnarch's migratin
The mystery f the mnarch's migratin
Influences f human activities
Its slutin
tell the time f the day
measure the psitin f the sun
determine the way t g
where it will spend the winter
has crashed by as much as 90%
is destryed
cut dwn trees
use chemicals
Califrnia r Mexic
the time f the day
the pint where the sun is in the sky
Its ppulatin has crashed by as much as 90 per cent.
human activity
cutting dwn trees
using chemicals
enugh plants
Pst-reading:
What can peple d t help prtect the mnarch butterfly?
Think Share

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Unit 5 Into the wild

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