Unit4Period4课件精品课件新人教选修6.ppt

;Watch a film;;Floods;drought;famines ;; 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(淹没). Some scientists predict severe storms, droughts, famines, the spread of diseases and the destructions of species. ;Listen to the tape and answer:;1.Who are the writers of the letters?;3. Which is not true according to the  editor’s letter?;put up with: accept sb / sth that is unpleasant　 忍受,容忍;Reading: Skim the first letter, and answer the questions below: What is the purpose of the email? / What are the two concerns of the email?;Read the second email, and answer the question: Do Earth Care agree with Ouyang Guang’s opinion that individuals can have no effect?;Now scan the letter and list Earth Care’s suggestions in the chart on P30, and discuss whether you can carry out each suggestion. Give reason for you answers.;Earth Care’s suggestion;Earth Care’s suggestion;Summary;What can we do about global warming? Read the two letters and make a list of what can an individual do to prevent global warming.;1.Sometimes I feel that individuals cannot have any effect on such huge environmental problems. sometime: 在某时 some time 一段时间 sometimes: 有时；间或 individual [n.] [adj.] 个人；个人的 The rights of the individual are considered to be the most important in a free society. This is not only a crisis of individuals, but also of a society. She is a real individual. Each individual boy in the class has his own personalities. She wears very individual dresses.;2.Together, individuals can make a difference. make a/no/some/much… difference to/in sb/sth.有(没，一些，很大)影响，起作用 The rain didn’t make much difference to the game. Your age shouldnt make any difference to whether you get the job or not. Changi