外研版高中英语必修二《Earth first》PPT课件，共17页。Lead—inLook at the cartoons and answer the questions.What environmental problem does each cartoon refer to?Which of the problem do you find most alarming?Pre-readingⅠ. Please match the words with their proper meanings.1．dive A．n.鲨鱼2．attitude　B．v.使(某人)惊恐，吓唬3．target C．v.潜水4．shark　D．v.把……作为目标5．extinction　E．adv.幸运地6．scare　F．n.灭绝，绝种7．fortunately G．n.看法，态度8．frightened H．adj.害怕的；受惊的；受恐吓的While-readingⅠ. Fast reading（速读）1. Read the passage on Pages 62—63 and complete the sentence.The passage is mainly about people’ changing views on _________, explain people’s _______________ of sharks and __________ awareness of shark protection.2. Please match the main idea with each paragraph.Ⅱ. Careful reading（细读）1. Read the passage again and complete the chart.1. as dangerous animals2. sharks were bad animals that ate humans3. swimming in the sea4. fish for sharks5. fear of sharks and finning6. was wrong about sharks’ behaviour7. to protect8. sharks do not see people as food9. understanding sharks10. protect sharks from extinctionSummarydo more research and offer more findings about sharksset up laws about marine conservationsay no to shark fin soup;develop an awareness of protecting them ... ... ...关键词：Earth first PPT课件免费下载，.PPTX格式； 本作品中主体文字及图片可替换修改，文字修改可直接点击文本框进行编辑，图片更改可选中图片后单击鼠标右键选择更换图片，也可根据自身需求增加和删除作品中的内容，源文件无水印。如认为该内容涉嫌侵权，可通过邮件提出书面通知，我们将及时处理。