Unit 3 Environmental Protection Reading and Thinking 课件-2023-2024学年高中英语人教版（2019）选择性必修第三册

Unit 3 课文 graph n. 图；图表；曲线图 emission n. 排放物；散发物；排放 melt    vi. & vt.(使)融化；熔化； starve vi. & vt.(使)挨饿；饿死 seal   n. 海豹 ecology n. 生态；生态学 release    vt. &n. 排放；释放；发布 methane   n. 甲烷；沼气 carbon    n. 碳 dioxide   n. 二氧化物 carbon dioxide 二氧化碳 habitable    adj. 适合居住的 sustain vt. 维持；遭受；承受住 sustainable adj. 可持续的；合理利用的 Paras 1-2 1. know about 2. for decades 3. There is no doubt that... 4. melting ice 5. provide evidence of 6. a dramatic change 7. be shocked by 8. die (词形变化） 9. skin and bones 10. claim 1.了解，知道...的情况，关于 2.数十年来，几十年来 3.毫无疑问 4.融化的冰 5.为……提供依据/证据 6.急剧变化 7.被...震惊 9.瘦骨嶙峋 10.宣称 1. There is little doubt ______ Earth is getting warmer and warmer. (创新设计P31) that along with 连接前后两个主语时，谓语动词应和________那个主语保持一致，即“就远原则”。 句式分析 A warming ocean and atmosphere along with melting ice and rising sea levels provide evidence of a dramatic change in the global climate. (P26) Important sentences (P26) 前面的 海洋和大气变暖，以及冰层融化、海平面上升，都为全球气候急剧变化提供了依据。 A library with five thousand books _________ (offer) to the nation as a gift. All but one _____ (be) here just now. WeChat, as well as Ding Talk, __________ (play) an important part in daily communication nowadays. 即学即用 is offered were is playing Important sentences We have known about climate change 1.______ decades. There is little doubt 2.______Earth is getting warmer and warmer. In 2013, a lot of people were 3.______(shock) by a news photo of a 4.______(die) polar bear. All 5._____ remained of the polar bear was "skin and bones ". The bear appeared to 6._______(starve) and died. Experts claimed that low sea-ice levels 7.________(cause) by climate change 8.________(mean) that the bear could not hunt seals as before, so it had to travel greater distances in order to find food. This 9.________(claim) case showed 10.______ the increa