2022年人教版高中英语选修六课件：unit4Usinglanguage

whether you can carry out each suggestion. Give
reEaasrotnhfCoraryeo’us answCerasn. you
Reasons
suggestion carry it out ?
Earth Care’s suggestion
• Turn electrical appliances off when not using them.
Now read again what Professor Keeling and Li Bin say.
LI BIN: …What about_f_a_c_to_r_i_e_s_? They don’t cut down on their use of__e_n_e_r_g_y___. problem
KEELING: No, they don’t. Howevgelro,bthalat is a_________ we must wordkeovneloaps ead______d_evceolmopminugnity.
for our energy.
2. 90% of our energy comes from fossil fuels.
3. We can replace fossil fuels with cleaner sources of energy.
First listening: Listen and decide which statement Professor Keepling does not agree with.
on behalf of 代表，为了
He spoke on behalf of all the members of the faculty and staff. 他代表全体教职员工讲了话。 on sb.‘s behalf 以某人的名义; 为了某人; 代表 某人
in behalf of For the benefit of; in the interest of. 为了…；为了…利益
Notes
energy Fossil fuels
produce carbon dioxide cchleeaanp and concentrated form of energy
Wind power not practical: need huge areas of land to cplreoavnide enough energy
2. Na2op.odDi.infTofioeoernsgee?Entahcreet.rh, iCndairveidaugarelsecwainthmhaiks e
Now scan the letter and list Earth Care’s
suggestions in the chart on P30, and discuss
not very practical with present technology Energy from does not produce carbon dioxide
the sun
dangerous
Third listening: Listen to Part 2 and then list three things we can do to save energy. First we must try to find ways to use fossil fuels that does not put carbon dioxide into the air.
2022年人教版高中英语 选修六课件：
unit4Usinglanguage
Have you ever seen the film The Day After Tomorrow?
What kind of disasters have you seen in the
Tsunami hits Indonesia
I'm sure we are safe as long as (we are) in his
Listening and speaking Page 31
Pre-listening:
Read Exercise 1 together: Read the statements 1. bWeleoswhoaunlddtsitcokpthdeepoennedsiynoguoangfroesesiwl iftuhe.ls
make a difference make a difference (1)有很大差别, 有很大不同 (2)有很大的关系/影响 mThaaktemsoamkees/ nnoo ddiiffffeerreennccee ttoo对m.e...有些/没有关系 那对我没有影响。
Exercise can make a great difference to your health. 锻炼对你的健康产生很大的影响。
materials. • Buy products that use less energy.
Can you carry it?
Reasons
With the help of your dictionary, finish the following exercises.
1.It would be more _____ to buy a small car, for it can save energy.
I'll accept any job as / so long as I don't have
to get up early. 只要不必早起, 任何工作我都可以接受. 在用as / so long as连接的从句中, 当其谓语为 be,而主语和主句的主语相同时, 则从句的主语 和be可以省略。如:
put back 放回原处; 拖延 put down 写下; 记下; 控制
put forward 提出(意见、建议);推荐
put off 延期; 推迟 put on 假装; 增加; 上演(戏剧 )
so long as / as long as as long as 只要，如果 As long as there is life there is hope. 留得生命在, 不怕没希望. You can go out, as / so long as you promise to be back before 11 o'clock. 你可以出去, 只要你答应在11点以前回来.
Desertification
What causes the global warming?
gas emission
What is the effect of global warming?
What can we do about global warming?
WHAT CAN WE DO ABOUT
Summary
We should do something about global warming. Because it could have many negative effects on the earth. With the temperature increasing, the polar ice caps eventually would melt, causing sea levels to rise by several meters. Coastal and low-lying cities would be submerged. Some scientists predict
GLOBAL WARMING?
What shall we do in our daily life?
Skimming
Skim the first letter, and answer the questions below:
1. What is Ouyang Guang’s opinion about environmental problems? Individuals can have little effect on environmental problems.
That means__________ and _________ countries willdhevaevleoptdoiinowgxoidrke together.
LI BIN: But it’s not the__________ countries that put blame
Speaking:
• Don’t turn up the heat, put on more clothes.
• Walk or ride a bike, don’t drive. • Recycle cans, bottles, plastic bags
and newspapers. • Buy things made from recycled
A : We shall do
something about global warming.
B: We shall do
nothing about global warming.
Deb1
Fight global warming Cut down on energy. Cut down on carbon dioxide. • If not using an electrical item, turn it off. • If you suddenly feel cold, don’t turn the heat up, put on a jacket instead. • Walk or ride a bike and save fossil fuels. • Recycle paper, cardboard and newspapers. • Buy products made from recycled materials. • Buy energy-saving products like low energy light bulbs.
cleaner sources of energy.
Disagree
Second listening: Listen Part 1 again and tick the
energy sources that are mentioned. Complete the
nSootuersceosnofthem.
put up with put up with 忍受;忍耐;受苦
That woman, as a housewife, has a lot to put up 知wi识th.拓作展为家庭主 妇,那女人得忍受很多烦恼。
put aside 节省(钱、时间);储蓄;把……放在一边
put away 收拾起来; 储存(钱);喝掉
1.We should stop depending on fossil fuels for our energy.
Agree
2.90% of our energy comes from fossil fuels.
Agree Disagree
3.We can replace fossil fuels with
A.economical B. economic
B.C. economically D. financial
C.2. It’s the thought that counts. (Choose the synonym of the underlined word)
What can we do about global warming?
Second we must produce products that are economical with energy.
Third we must ask people to cut down on
Third listening: Listen to part 2 again
and fill in the blanks.