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1、Unit 3 Safety单词闯关1.某些；某个_(adv.)_2他(她、它)们自己_3食盐_4剪刀_5. 刀_(复数)_6高温；加热_7烧伤；烫伤；燃烧_(过去式)_(过去分词)_8prevent_9poison_10slip_短语互译1.扑灭_2小心；注意_3从摔下来_4把单独留下_5.have a shower_6baking soda _7hurt oneself_8be sure to do sth. _句型在线1.厨房和浴室是房子里最危险的两个房间。The kitchen and the bathroom are _ _ _ _ _ in the house.2许多人由于从椅子上摔
2、下来而伤到了自己。Many people hurt themselves _ _ chairs.3不要用水来扑灭厨房的火。_ use water to _ _ kitchen fires.4用小苏打或食盐代替。Use baking soda or salt_. 5使用剪子和刀子要小心！_ _ _ scissors and knives！1prevent v. 阻止；预防观察 Can people prevent certain accidents? 人们能阻止某些事故吗？Nobody can prevent him from going there. 没有人能阻止他去那儿。探究 prevent
3、 是及物动词，意为“_”，后面可接名词、代词作宾语。prevent(from) doing sth.意为“阻止做某事”，相当于stop(from) doing sth.和keepfrom doing sth.。We must take steps to prevent the earth from being warm.我们必须采取措施阻止地球变暖。12016宜昌Food safety has become a social focusnow.Thats why laws are made to_ crimes on food.Arecord BpreventCdivide Dseparate
4、2themselves pron. 他(她、它)们自己观察 They can make a living by themselves.他们可以靠自己谋生。探究 themselves 是人称代词they 的_代词。 拓展 oneself的常用搭配：enjoy oneself 玩得高兴hurt oneself 伤到自己teach oneself自学help oneself to随便吃(喝)by oneself 靠自己2(1)2017连云港What do you think of the Art Festival in your school?Colourful! All the students
5、enjoy _ (他们自己) and show their different talents.(2)2017贵港Some children in the villages must look after_because their parents work in the cities. AthemBtheirCtheirs Dthemselves3knife n. 刀观察 He wounded his arm while using the knife.他用刀的时候把自己的手臂割伤了。Be careful with knives! 小心用刀！探究 knife的复数形式是_。记忆口诀巧记以f(
6、e)结尾的名词变复数规则：树叶半数自己黄，妻子拿刀去割草，架后窜出一只狼，就像小偷逃命忙。leaf(树叶), half(一半), self(自己), wife(妻子), knife(刀子), shelf(架子), wolf(狼), thief(小偷), life(生命)这9个名词变复数时，都要变f(e)为ves。 其他的以f(e)结尾的名词则直接加s变复数。3(1)2016扬州Jim laid out the _ (knife) and forks at the lunch table. (2)2017宿迁There is a _ (刀) and some pens on Wang Juns
7、desk.4burn v. 烧伤；烫伤；燃烧观察 The soup is hot. Dont burn your month. 汤很热，别烫了嘴。Paper burns easily. 纸容易燃烧。探究 burn 的过去式和过去分词可以是规则变化burned，也可以是不规则变化burnt; 它可用作及物动词，也可用作不及物动词。用作及物动词时，后面接名词或_词作宾语。4There is a candle _ (burn) in my room.1Dont use water to put out kitchen fires. 不要用水来扑灭厨房的火。探究 (1)_句的否定形式以dont 开头，
8、表示请求、建议或命令对方不要做某事。Dont stand on chairs. 不要站在椅子上。(2)put out 意为“_”，用作及物动词短语。若宾语为名词，则放在put与out之间或之后均可；若宾语为代词，则必须放在二者之间。 Firefighters soon put the fire out.消防人员很快把火扑灭了。拓展 put的常用短语：put on 穿上，戴上；(体重)增加；上演(戏剧等)put away 放好，把收起来put down 把放下；写下；平息putin/into把放进/装进里put up 举起；张贴；搭建put off推迟1(1)2017永州改编David，_ ma
9、ke troubleat school.AcantBdont Cdoesnt Disnt(2)2017连云港Have you heard of the big fire that broke out on Huaguo Mountain at Qingming Festival?Yes. Luckily, hundreds of firemen went there and_ the fire immediately.Aput off Bput awayCput down Dput out2Use baking soda or salt instead. 用小苏打或食盐代替。探究 instea
10、d 是_词，意为“代替；反而；却”，一般置于句首或_， 和祈使句连用时只能放在句末。 Jack was ill so I went instead.杰克病了，所以我去了。辨析 instead 与instead ofinstead副词，表示前面的事情没有做，而做了后面的事情。instead of表示“代替；而不是”，属于介词短语，后面常接与前面并列成分相对应的名词、代词、动名词、形容词、副词或介词短语等。If youre busy, you may come another day instead. 如果你忙的话，你可以改天再来。I can do the job instead of you.
11、我可以替你做这份工作。2(1)2017苏州Do you still take the bus to school?No. Now I can come to school by underground_(代替) of by bus.(2)2017白银Fiona didnt stay at home last Sunday. She went shopping, instead.(合并为一句)Fiona went shopping last Sunday _ staying at home.3Be careful with scissors and knives!使用剪子和刀子要小心！探究 be
12、 careful with 表示“_”，be careful of/about表示 “关切；注意”。 He is usually careful with what he wants to say.他通常对他想说的话很谨慎。The kind lady is careful of/about the feelings of others.那位善良的女士很注意别人的感受。3.请当心我的眼镜。Please _ _ _ my glasses.1教师详解详析【课前自主预习】单词闯关1certain; certainly2.themselves3.salt4scissors5.knife; knives6
13、.heat7burn; burned/burnt; burned/burnt 8阻止； 预防9.毒药； 毒物10滑倒短语互译1put out2.be careful with3fall off4.leavealone5洗淋浴6.小苏打7伤到自己8.一定/务必要做某事句型在线1the two most dangerous rooms2by falling off3.Dont; put out4instead5.Be careful with【课堂互动探究】词汇点睛1 阻止B2 反身(1) themselves(2)D3 knives(1) knives(2)knife4 代burning句型透视1 祈使； 扑灭(1)B(2)D2 副； 句末
