Unit3SeaexplorationUsinglanguage课件--高中英语人教版选择性必修第四册.pptx
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1、UNIT 3 SEA EXPLORATIONUsing Languagepredict potential disastersdiscover new speciesdetect energy resourcesplastic wasteoverfishingoil leakingWhat are the advantages and disadvantages of sea exploration?Should the sea be explored?1. What are the two authors opinions about the sea exploration ?opposed
2、supportive2. What is the text type of the two texts?Argumentative essay3. Read the two texts and find the arguments and evidence check the main arguments主论点主论点, sub-points分论点分论点and evidence论据论据 in it. 121. Exploration causes pollution. Deepwater Horizon oil spill Plastic pollution2. Mining for resou
3、rces is damaging. It hurts the Arctic. Burning fossil fuels adds to climate change.3. Overfishing is an issue. Whales and dolphins are hunted. Banned, but some countries still doing it.3main argument主论点主论点sub-points分论点分论点evidence论据论据restatement/重申重申a call to action号召号召Argumentative Essay (Text 1)Con
4、clusion (Para. 5) Main Point (Para. 1)Body (Para. 2 4)(sub-points & supporting ideas)Reading:Main structure 121. Sea exploration is important for our future. Scientific research ships can help address important issues like climate change.2. Understanding more about the sea will also help us manage i
5、ts resources better. New medicines, food resources and energy. Predict events such as earthquakes.33. We need new resources for future development. Vast amounts of resources may be under the sea and ice.check the main arguments主论点主论点, sub-points分论点分论点and evidence论据论据 in it. 海星具有解毒散结、和胃海星具有解毒散结、和胃止痛、
6、软坚散结之功效。止痛、软坚散结之功效。常用于甲状腺肿大、胃痛常用于甲状腺肿大、胃痛泛酸、腹泻、中耳炎等症。泛酸、腹泻、中耳炎等症。海马具有强身健体、补肾、海马具有强身健体、补肾、舒筋活络、消炎止痛、镇舒筋活络、消炎止痛、镇静安神、止咳平喘等药用静安神、止咳平喘等药用功效。功效。Look at the two charts below and decide which one supports which text.Text 2Text 1 Exploration and mapping of the deep sea would be for the betterment of all cit
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