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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,11/7/2009,#,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 7,Know Our World,Lesson 38,Unit 7Know Our World,.,根据汉语提示写出下列单词或短语,1.,行星,n,.,_,2.,十亿,;,千兆,n.,_,3.,总计,;,总数,n.,总的,;,总计的,adj,._,4.,增大,增加,v,._,5.,表面,;,表层,n,._,planet,billion,total,increase,surface,.根据汉语提示写出下列单词或短语planetbillio,6.,大西洋,(,的,),n.&adj,._,7.,北极的,adj,._,8.,三分之一,_,9.,三分之二,_,10.,被,覆盖,_,Atlantic,Arctic,one third,two thirds,be covered with.,6.大西洋(的)n.&adj._Atla,.,根据汉语提示完成下列句子,1.,在,2010,年,世界总人口超过了七十亿。,In the year 2010,the worlds population was over 7,billion _ _.,2.,到,2050,年,世界的人口可能达到,90,亿。,_ _,the worlds population may _9 billion.,in total,By 2050,reach,.根据汉语提示完成下列句子in totalBy 2050,3.,这些干燥的地方被叫作沙漠。,These dry places _ _deserts.,4.,居住在那些地方是不容易的。,It is _ _ _ _in those places.,are called,not easy to live,3.这些干燥的地方被叫作沙漠。are callednot,5.,为了我们的子孙后代,我们必须要善待地球。,It(The earth)_ _ _well for our children,and our childrens children,too.,must be treated,5.为了我们的子孙后代,我们必须要善待地球。must b,.Read Lesson 38:,The,World,Is,a,Big,Place,and,answer the questions,1.Which continent is covered with snow and ice all,year round?,_,Antarctica.,.Read Lesson 38:The World I,2.How many oceans are there in the world?And what,are they?,_,_,Four.They are the Pacific Ocean,the Indian Ocean,the Atlantic Ocean and the Arctic Ocean.,2.How many oceans are there i,要点,1,increase,v.,增加,;,增大,Step 1,难点,探,(1),“,增加到,”,与,“,增加了,”,在英语中的表达方式一样吗,?,(2)increase,可构成什么短语,?,要点1 increase v.增加;增大,Step 2,语境,悟,*,It is,increasing,very quickly.,它,(,世界人口,),正在快速增长。,(P100),*The company has,increased,the price of its cars.,这个公司已经提高了它的汽车的价格。,Step 2语境悟,*The price of the eggs has,increased,to,￥,10 a kilo.,鸡蛋的价格已经提到了一千克,10,元。,*,The population of China has,increased,by 5 percent.,中国的人口增加了百分之五。,*The price of the eggs has inc,Step 3,知识,得,increase,作动词,意为,“,增加,;,增大,”,常见的两种搭配,:,(1)increase _+,倍数或百分数,后面跟的倍数或百分数,表示的是增幅,意为,“,增加了,倍或百分,之,”,。,(2)increase _+,具体的增长后的数字,后面跟的数字为,增加后所到达的数量,表示,“,增加到了,”,。,by,to,Step 3知识得byto,Step 4,考点,练,通货膨胀率增长了,2%,。,The rate of inflation increased _ 2%.,Travelling is a good way _(increase)ones,knowledge of the world.,by,to increase,Step 4考点练byto increase,这个小城镇的人口已经增加到了,50,万。,The population of the small town has _ _,500,000.,increased to,这个小城镇的人口已经增加到了50万。increased t,(,)(2018,连云港中考,)The total number of,online literature website users had _to 352 million,by the end of June 2017.And the number is still,growing.,A.increasedB.influenced,C.includedD.introduced,A,()(2018连云港中考)The total n,要点,2,one third,三分之一,Step 1,难点,探,(1),在英语中,分数如何表达,?,(2),分数作主语时,谓语动词应当怎样选择,?,要点2 one third 三分之一,Step 2,语境,悟,*,We cant live in water,and only about,one third,of our planet is land.,我们不能居住在水里,而全球只有大约三分之一是陆地。,(P100),*He has finished,two thirds,of his homework.,他已经完成了他的作业的三分之二。,Step 2语境悟,*,Three fifths,of the students in my school,are,boys.,我的学校里五分之三的学生是男孩。,*,There,is one third,of the water left in the bottle.,瓶子里还剩下三分之一的水。,*Three fifths of the students,Step 3,知识,得,(1),分数的基本表达方式,:,分子用,_,分母用,_,词,;,当分子大于,1,时,分母加,_,。,基数词,序数,s,Step 3知识得基数词序数s,(2),分数作主语时,谓语动词的选择是由其后面的名词,决定的,如果名词为复数名词,则谓语动词用,_,如,果名词为不可数名词,则谓语动词用,_,。,分数考点口诀,:,先子后母,子基母序,;,子过,2,母用复,;,名,词决定谓单复。,复数,单数,(2)分数作主语时,谓语动词的选择是由其后面的名词复数单数,【,拓展,】,特殊分数表达法,(1),一半的学生在这里。,One half of the students are here.,(2),四分之三的新加坡人口是中国人。,Three quarters of the population in Singapore are Chinese.,【拓展】特殊分数表达法,Step 4,考点,练,(,)(2019,安顺中考,)Nowadays,_people like,HUAWEI phones better,and about _of them are,adults.,A.the number of,four-fifths,B.a number of,four-fifth,C.a number of,four-fifths,D.the number of,four-five,C,Step 4考点练C,要点,3,be covered with,被,所覆盖,Step 1,难点,探,(1)cover,有哪些词性,?,(2)be covered with,是什么语态,?,(3)be covered with,有没有同义短语,?,要点3 be covered with 被所覆盖,Step 2,语境,悟,*,Antarctica,is covered with,snow and ice all year round.,南极洲常年被冰雪覆盖。,(P100),*Please,cover,the pot,with,the,cover,.,请用这个盖子盖住锅。,Step 2语境悟,*Does your book have a,cover,?,你的书有书皮吗,?,*The turkey,is covered by,delicious gravy.,这个火鸡被美味的肉汁覆盖着。,*Does your book have a cover?,Step 3,知识,得,with,covered with,by,Step 3知识得withcovered withby,Step 4,考点,练,(,)The floor is covered _some old newspaper.,A.with,B.on,C.for,D.at,(,)The well is _with a _.,A.cover;coverB.covered;cover,C.covers;coveredD.covers;covers,A,B,Step 4考点练AB,
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