1、1Unit 3 Safety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！单词闯关1.某些；某个_(adv.)_2他(她、它)
2、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. _21 prevent 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 prev
3、ent 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 Ds
4、eparate2 themselves 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
5、 the students 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. Athem BtheirCtheirs Dthemselves3 knife 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
6、 的复数形式是_。记忆口诀巧记以f(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), 3wolf(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
7、 some pens on Wang Juns desk.4 burn 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.1 Dont use water to put out kitchen fires. 不要用水来扑灭
8、厨房的火。探究 (1)_句的否定形式以 dont 开头，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
9、；搭建 put off 推迟1(1)2017永州改编 David，_ make troubleat school.Acant Bdont 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 out2 Use baking so
10、da or salt instead. 用小苏打或食盐代替。探究 instead 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。4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
11、的话，你可以改天再来。I can do the job instead of you. 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.3 Be car
12、eful with scissors and knives!使用剪子和刀子要小心！探究 be 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.5教师详解详析【课前自主预习】单词闯关1certain; cer
13、tainly 2.themselves 3.salt4scissors 5.knife; knives 6.heat7burn; burned/burnt; burned/burnt 8阻止； 预防 9.毒药； 毒物10滑倒短语互译1put out 2.be careful with3fall off 4.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 off 3.Dont; put out4instead 5.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(1)instead (2)instead of3 小心， 谨慎be careful
