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1、Unit 7 Whats the highest mountain in the world?课文重难点讲解Section A1. about 9,600 ,000 square kilometers in size. 大小约9,6000,0000平方公里。【解析1】square adj. “平方米” , 用于数字后表面积。an area of 95 square meters 95平方米的面积 n , 正方形；广场Many old people like dancing on the square after supper.【解析2】in size = have /has an area o
2、f. （面积）大小2. 1，025 meters deep 深1，025米【解析1】1,025 meters “深1,025米”【注】在英语中，表示事物的长、宽、高、深等时，主要有两种表达方式：结构1：“基数词 + 单位名词+ 形容词（long,wide,tall, deep等）”。如果数词超过1，单位名词要用复数形式。【注】单位词有： meter; foot; inch; kilogram 等 Yao Ming is over 2 meters tall. The river is 50 meters wide. “基数词+ 单位名词+ in + 名词（length; width; heig
3、ht; depth等） two meters long = two meters in length 2米长 three feet high = two feet in height. 3英尺高结构2： 长、宽、高、深还可用复合形容词表示 “数字+ 量词（单位）+形容词（long/ wide/ tall/ deep等）” . 各个词间用连字符连接，常作前置定语修饰名词。Jeremy Shu-How Lin is a 1.91-meter-tall- basketball player.【解析2】deep adj. 深的 take a deep breath.深深呼吸【拓展】 adj n dee
4、p depth long length high height wide width 3. Qomolangma is _ than any other mountain in the world.珠穆朗玛峰比世界上任何山都_.【解析】 “any other +可数名词的单数” 任何其他的【用法1】any other “其他任何一个” ,后接可数名词单数，指在同一范围内除了某人或某物以外的其他任何人或物通常用于比较级，多用于同一范围内相比较。 Shanghai is bigger than any other city in China.【用法2】 “any other +可数名词单数” 可与
5、 “the other + 可数名词复”互换，也可用最高级形式表达。Lucy is more careful than any other student in her class. (any other + 可数名词单数）=Lucy is more careful than the other students in her class. (the other + 名词复数）= Lucy is the most careful student in her class.4. Its a lot bigger than the population of the US. （中国）人口比美国多对
6、多。【解析1】a lot .得多；很多；非常【辨析】(1) a lot 很多，做副词短语，修饰动词，放在动词之后。相当于very much. It usually rains a lot at this time of year. (2)a lot of = lots of + 复数名词 =many +复数名词=much+ 不可数名词【解析2】 population 人口；人口数量population常与定冠词the连用,做主语且强度整体人口时，谓语动词一般用单数，The population is increasing faster and faster. 当主语时“人口的百分之几、几分之几
7、”时，谓语动词常用复数形式。 Three quarters of the population are workers. 表示人口的多或少时, 用large或smallThe population of China is very large. 中国人口众多( ) The population of the town is much _ than that of your town. A. less B. fewer C. smaller 询问某国、某地有多少人口时, 用How large.?;How large is the population of your hometown? 你们家乡
8、有多少人口? 提问有多少人口，常用“ what is the population of ?” What is the population of Canada? 加拿大的人口有多少? 表示 “某地有多少人口” 时，常用1）The population of 某地be数词（该句型中population前用冠词the。）2）某地has a population of 数词（people）（该句型中population前用冠词a。）例如：The population of China is about 13 billionChina has a population of about 1.3 bi
9、llion中国大约有13亿人口。5. It has a much longer history than the US. （中国）比美国历史长得多。【解析】much 得多 （修饰比较级）类似的词还有：even “更.” , a lot “很多；.得多” a little “比.一点”My classroom is a little bigger than yours.6. The US is not even years old. 美国的历史甚至不到_ 年。【解析】even 甚至 (用在比较级前，表示程度）【2012山东济宁】In the talent show, I performed we
10、ll and Ann did even _B_. A. well B .better C. more D. worse7. Feel free to ask me anything on todays Great Wall tour.针对今天的长城之旅，大家可以自由提问我任何问题。【解析】 tour n 旅行 tourist n 旅游者 touristy adj. 游客很多的.tour guide 导游My brother wants to be a _(tourist) guide.travel v 旅行 traveller n 旅游者 travelling adj. 旅行的travel t
11、o 到旅行 travel all over the world. 周游世界【辨析】tour/ trip/ travel/ journey 词语用法travel一般指长途旅行，到国外或远方旅行。travel 还可作动词tour“旅行，周游，观光” .一般团队都是tourtrip一般指短距离旅行，直达目的地的旅行journey有时并不指真正意义的“旅行”， 而只是表示走过一段距离。【记】 观光游玩用tour ，长途陆路用journey， 短途短期用trip，travel 用法最普遍，特别用于指“游记”8. How long is the wall? 长城有多长？【解析】how long 多长；多久
12、 对长度提问 How long is the table? About 1.2 meters. 对时间提问，常用for或since引导的时间状语来回答。 How long does it take you to do your homework in the evening? For two hours.9.The main reason was to protect their part of the country. 主要的原因是保卫自己的国家。【解析】 protect v “保护” We should protect children.protect sb./ sth from 保护某人
13、/ 某物使其不受Protect your eyes from the sun. 不要让阳光伤害你的眼睛。10. As you can see , its quite tall and wide. 正如你所看到的， 长城非常高，也非常宽广。【解析】as conj.像一样，正如 （用来引导状语从句） I was surprised as he opened the door. prep. 作为11. As far as I know, there are no man-made objects as big as this. 据我所知，没有任何一个人造物有长城这么长。【解析】as far as I
14、 know据我所知 as far as “就.来说，至于.” , 引导状语从句，强调范围或程度，常与动词know, see,等连用，可放在句首或句中。【记】as far as I can remember 据我所记得的as far as I can see 依我所见12. One of the words most dangerous sports is mountain climbing,登山是世界上最危险的运动之一。【解析】one of + the adj. 最高级 + 可数名词复数13 Of all the mountains , Qomolangma rises the highest and is the most famous.在所有的山峰中， 珠穆朗玛峰最高，最有名。【解析】famous = well- know adj. 著名的， 有名的(1) be famous for 因而著名 （某人因某种知识、技能或特征而出名） China is famous for the Great Wall and Pandas(2) be famous as 作为.而出名 （某人以某种身份而出名） Lu Xun was famous as a writer.14.Ev
