人教版高中英语课件：　unit 4 Wildlife protection.ppt

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1、Unit 4,Words and expressions,Wildlife protection,leopard,monkey,tiger,panda,bear,die out(动、植物物种）灭绝；（风俗、习惯等）逐渐消失;（火）熄灭It is important to make sure that animals do not die out.That custom died out years ago.die away（声音、光线、风等）慢慢消失（平息，减弱）die off（家庭、种族等）相继死亡；（草木）枯死 die down(火，兴奋等感觉）渐弱，渐熄,After a second t

2、hought his excitement died down and he realized how difficult the journey would be.The leaves of this plant are dying off because of the lack of water.The sound died away in the distance.,die of（内因）因而死 die from(外因）,in peace 和平地;和睦地e.g.The roommates live in peace together.be in danger(of):处于危险之中e.g.C

3、arol is in danger of losing her job.Some wild animals are in danger of dying out.,Eg.He is wearing sunglasses to protect his eyes from the strong sunlight 他戴着太阳镜以遮挡强烈的阳光 keep sb from doing sth stop sb from doing sth 阻止某人干某事 prevent sb from doing sth The school stopped the students from playing compu

4、ter games,11.contain v.n.container,The new textbook contains 10 units,including two mainly revisions.He was so excited that he could hardly contain himself.The room is not big enough to contain so many people.,包含；含有,控制；容忍,容纳,affect v.,The change in climate may affect your health.Cancer has affected

5、his lungs.I was deeply affected by the film.,影响,感染,感动,affect(v.)-effect(n.)Your words will affect his action.=Your words will have an effect on his action.have an effect on e into effect 生效，实施bring/carry sth.Into effect 使生效be of no effect 无效的，无用的side effect 副作用,attention 注意，关注，注意力 May I have your at

6、tention please?=Attention.Please!请注意。pay/give attention to sth.注意某事 draw/catch/get ones attention to 吸引某人的注意devote ones attention to sth.专心致至于某事*以上短语中to 都是介词,pay attention tobe used tolook forward to devote oneself toget down to turn tolead torefer to stick to,注意习惯于盼望投身于；致力于认真对付，处理求助于导致涉及；提到坚持,fix/focus ones attention on sth.将注意力集中于某事listen/watch with attention用心听（观察）stand at attention=attention 立正 come into being 开始存在（形成）No one knows how such a custom came into being.,