选修6Unit4 Learning about language(浙江省温州市鹿城区)

课件15张PPT。Unit 4 Global WarmingLearning about language温州中学 罗虎Global WarmingbeforetodayGlobal WarmingLanina, a small town in Argentina, used to attract huge numbers of tourists every year. The weather there used to be mild with warm winter and cool summer. It was many series of animals and plants that impressed travellers deeply. It is no wonder that tourists considered it as the heaven in the world and everything there seemed to be in a perfect condition. However, a disaster was on the way. It was not until several years ago that local people realised it. Floods and sandstorms continued attacking the town, leading to the spread of diseases and the destruction of species. As a result, people there had to move out of the town.climate, quantities, state, lead to,consequence,ranges, compared…to, catastrophe, keep on, There is no doubt, quantitiesclimaterangesThere is no doubt thatcomparedtostateRewritecatastrophekept onresulting inconsequenceGlobal WarmingGraph describingA. We know that the levels of carbon dioxide have
increased greatly over the last 100 to 150 years. (Para 5)B. He found that, between these years, the carbon dioxide
content of the atmosphere went up from around 315
parts per million to around 370 parts per million. (Para 5)The general trend or descriptionThe description of the detailWhat is the difference
between A and B??Global WarmingThe graph shows the changes of the tourist number from 1991 to 2,000. On the whole, the number increased steadily over this period. The number rose from 5000 in 1991 to more than 25,000 in 2001 when it reached its highest. It can be concluded from the graph that the town attracted more and more tourists during this period.Discovering topic general trend detailed information conclusion _________________________________________________________________
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______________________________________________________________How is the graph described?Global WarmingHave a tryTopic: show, change
General trend: on the whole, increase steadily,
Detailed information: rise from…to…, reach its highest,
Coclusion: conclude, decrease fall lowestGlobal WarmingWhat is it that has resulted in the present
situation?DiscussionGlobal WarmingMake your own discoveriesTo make the emphasized part salient (突出的).
To put extra emphasis or importance on a certain part
of the sentence. 1. What do these sentences have in common?
2. What is the fun_ction of the structure?Global WarmingLearn to useIt was__________ that played against each other in NBA for the first time on Nov. 9 2007.Yao and YiIt was________________ that Yao
and Yi played against each other
in NBA for the first time.on Nov 9, 2007It was_______________ that Yao
and Yi played against each other
in NBA on Nov 9, 2007.for the first timeThe 29th Olympic Games will be held on Aug 8, 2008 in
the Nest Building.It is …that…Learn to useGlobal WarmingLearn to useGlobal WarmingIt is/was …that…Learn to useGlobal WarmingGlobal WarmingNow the local people want to make their suffering known and attract the public attention to GW . If you were one of them, what would you say?Group workcatastrophe
consequence
state
quantities of
compare to
come about
keep on
result in
It is …that…The global warming is no joke. Instead … _______________________________
_______________________________
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Let’s join hands for a better tomorrow!1. Finish the exercises on Page
28 and 29.
2. Polish your oral report and
publicize it on the school network.HomeworkGlobal WarmingGlobal WarmingEverything there seemed to be in a perfect state.
Here “state” has the same meaning as in _______.
A. It is Hambley who states that more carbon dioxide is a
positive thing.
B. The health of the patient was in a recovery state.
C. The USA, which is made up of 50 states, lies in North America.
D. His father used to work in a state-owned company. BTo say or express formallyconditionA smaller partly self-governing areaThe government of a country