《Earth first》单元重点小结PPT

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《Earth first》单元重点小结PPT
第一部分内容：重点词汇       
1.scared adj.惊恐的,恐惧的　(be) scared to death吓死了　be scared of害怕　scare vi. 恐吓 vt.使惊吓　scare sb away把某人吓跑
2.due to由于,因为
3.extinction n.灭绝,绝种
4.attitude n.态度,看法
5.devote v.致力,献身,倾注　devote oneself to献身于……;致力于……;专心于……　devote...to...把……用于……;把……献给……　devoted adj.忠实的;深爱的　be devoted to深爱;致力于;专心于　devotion n.关爱;献身;奉献;忠诚
6.establish v.建立
7.damage v.破损,损害,损伤　cause damage造成损害　do great damage to对……造成巨大的损害　the damage to对……的损害
8.affect v.影响　be affected by heat/cold中暑/着凉　be affected with high fever发高烧　be greatly/deeply affected by被……深深打动　affection n.喜爱　affective adj.情感的;表达感情的
9.supply n.供应　supply sb with sth给某人提供某物　supply sth to sb给某人提供某物　be well/poorly supplied with供应充足/缺乏　in short supply供不应求
10.reduce v.减少,降低　reduce...by...把……减少了……　reduce...to...把……减少到……;把……变为某种状态　be reduced to陷入某种境地(to为介词)
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Earth first PPT，第二部分内容：重点句型       
1.This was not only due to fear of sharks,but also finning.Finning is a type of fishing where sharks are caught and their fins cut off.
2.The less energy you use,the less carbon dioxide is released.
3.However,making a paper bag uses four times as much energy as making a plastic bag and up to three times the amount of water.
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Earth first PPT，第三部分内容：重点语法       
现在分词和过去分词作宾语补足语
The next thing he saw was smoke rising from behind the house.
When I opened the door,I found the ground covered with snow.
He kept the horse running for two hours.
Please keep me informed of where he will go.
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