atmasphere,1957-1997.
T
(3) MAollst scientists accept the data made
by Charles Keeling.
F
(4) The amount of warming could be as high as
1 5degdreeger. ees
F
返回
返回
Listen, read and think Part 2 :Para2-5 4. Read and fill in the blanks. Greenhouse effect happens when gases trap h_e_a_t from the _su_n__ and therefore w__ar_m_ the earth.
返回
Listen, read and think
Part 2: Para 2-5
5. Do “T” or “F” exercise:
(1)The levels of CO2 have increased greatly over the
past 10105-0150 years.
F
(2) Graph 2 shows CO2 content in the
is a _p_o_s_i_ti_v_e_ thing,
temperature to
which makes crops
__g_o_u__p_. An increase _p_r_o_d_u_c_e_ and will en-
of five degrees would courage
be a c_a_t_a_s_tr_o_p_h__e and _a_g_r_e_a_t_e_r_r_a_n_g_e_o_f____
Illustrate how global warming comes about.
. 2-5
An introduction of the passage
返回
返回
Listen, read and think
Part 1:Para 1
1.Who wrote the magazine article? → Sophie Armstrong
2.What is the name of the magazine? → Earth Care.
返回
Listen, read and think
Part 2 :Para 2-5
1. What is Graph 1 about? Graph 1 shows the temperature i_s_i_n_c_r_easing from _1_8_6_0to 2_0_0_0_. 2. How has the global warming come about? It is _h_u_m__a_n _a_c_ti_v_it_ythat has caused this global warming.
global warming. C. a lot remains to be found out about the
effects of global warming
Para. 1 A．the cause of the earth’s becoming warmer
Para. 2 B．the consequence of burning fossil fuels
Para. 3 C．the increase of carbon dioxide
Para. 4 Para. 5 Para. 6
高二英语选修6
Unit 4 Global Warming
返回
返回
返回
The earth is becoming warmer and warmer. 返回
Which of the following can cause global warming?
ACDE
返回
高二英语选修6
返回
返回
Ⅰ.Listen to the text and sum up the main idea of each paragraph.
返回
Listen, read and think
Part 2 :Para 2-5 3. Greenhouse gases include _A__C D.
A.water vapor B. natural gas C. carbon dioxide D. methane E. fossil fuels.
Part 1(para.1) Part 2(para.2-5)
List two different attitudes among scientists towards global warming.
.1
Puzzles about global warming.
Part 3(para.6) Part 4(para.7)
Part 3: Para.6
The different ideas between Dr. Janice Foster & George Hambley.
Dr. Janice Foster George Hambley
Carbon dioxide has More carbon dioxide
caused the global
D．global warming will go on
E．puzzles about global warming F．different attitudes to global warming
Para. 7 G. an introduction to the passage
返回
The structure of the passage
could be _v_e_r_y_s_e_r_io_u_s_. _a_n_im__a_l_, read and think
Part 4 : Para 7
The author probably agrees that___. A.actually global warming is good for human. B. catastrophes will happen eventually due to