zhang yi wenzhou middle school reading i. before life began after life began (para 1,2,3) (para 4,5)...
TRANSCRIPT
Zhang YiWenzhou Middle School
Reading I
Before life began
After life began
(Para 1,2,3)
(Para 4,5)
Para1: _____________________
Para2: _____________________
Para3: _____________________
Para4: _______________________
Para5: _______________________
the theory of the Big Bang
the formation of the earth
the importance of water
the development of life
the appearance of humans
the appearance of humans
Before life began
After life began
(Para 1,2,3)
(Para 4,5)
Para1: _____________________
Para2: _____________________
Para3: _____________________
Para4: _______________________
Para5: _______________________
the theory of the Big Bang
the formation of the earth
the importance of water
the development of life
Para2: _____________________the formation of the earth
the earth’s atmosphere
a cloud of dust
the Big Bang a solid globe
water
C,N,H2O vapour & other gases
explosion
Connect pictures with arrows
Para2: _____________________the formation of the earth
the earth’s atmosphere
a cloud of dust
the Big Bang a solid globe
water
C,N,H2O vapour & other gases
explosion
Para2: _____________________the formation of the earth
the earth’s atmosphere
a cloud of dust
the Big Bang a solid globe
water
C,N, H2O vapour & other gases
explosionbe settle explode
in timeproduce
makecool down
the importance of water for lifePara3: __________________________
Why did the author mention water had also appeared on Mars but disappeared later?
A.Distinguish( 区分 ) the earth from other planets.
B.Imply Mars had the possibility of life.
C.Explain why life only exists on the earth.
√only
Why was water to be fundamental to the development of life?
•produce a chain reaction, ......
•continued presence of water allow......•dissolve harmful gases and acids......
1________________ 2____________________
3________________4__________5__________
6_________7__________8__________9__________
the development of life on the earthPara4: __________________________
small plants (on the surface of water)
shellfish and all sorts of fish(in the water)
green plants (on land) insects (on land)amphibians (on land &
forestsreptilesdinosaursmammals
plants animals
in the water)
Next…
Later…
Many millions of years later…
After that
______→ _______
______→ _______
______→ _______
1________________ 2____________________
3________________4__________5__________
6_________7__________8__________9__________
the development of life on the earthPara4: __________________________
small plants (on the surface of water)
shellfish and all sorts of fish(in the water)
green plants (on land) insects (on land)amphibians (on land &
forestsreptilesdinosaursmammals
plants animals
in the water)
plants→
water→
simple→
landanimals
complex
The appearance of humansPara5: ____________________
What is the author’s attitude towards humans’ impact?A.Optimistic B.Pessimistic C.Concerned D.Neutral(中立 )
What problem is caused by human beings?
√
Global Warming/too much CO2/prevent…from/too…to
How life beganon the earth
earth
water
universe
plants animals
humansreptiles
dinosaursmammals
Insectsamphibians
shellfish,fish
forests
green plants
small plantsin water(oxygen)
Discussion (in a group of 4):
Homework：Try to retell the development of life in your own words.