八年级下册七单元SectionA1.ppt

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1、square n. 平方平方meter n. 米米deep adj. 深的深的desert n. 沙漠沙漠population n. 人口人口Asia n. 亚洲亚洲tour v. n. 旅行旅行tourist n. 旅行者旅行者wall n. 墙墙amazing adj. 令人大为惊奇的令人大为惊奇的ancient adj. 古代的古代的wide adj. 宽的；宽阔的宽的；宽阔的Do you know these places? Qomolangma Qomolangma runs along the border between China and Nepal. It is covere

2、d with snow all the year round. Its 8844.43 meters high, the highest mountain in the world. Its 26 kilometers long. The Nile is the longest river in the world. Its more than 6600 kilometers long. It runs through 9 countries. Its one of the largest rivers that flows through the international states i

3、n the world and that runs into the Mediterranean Sea (地中海地中海) in the end. the Nilethe Caspian Sea The Caspian Sea is the biggest lake in the world. It lies in the border between Asia and Europe. The Sahara is the biggest desert in the world. It is located in the northern Africa. Climate conditions a

4、re very bad. It is one of the earths most not suitable for biological survivals. the Sahara The Yangtze River is the third longest river in the world, the first longest Asian rivers. Its 6211.31 kilometers long. It flows through 11 provinces and runs into the East Sea in Shanghai finally.the Yangtze

5、 RiverWhich is the highest mountain in the world?Which is the longest river in Asia?. 1a Match the facts you know.Qomolangma about 9,600,000 square kilometers in sizeThe Sahara1,025 meters deepThe Caspian Sea6,671 kilometers longThe Nile8,844.43 meters high8,844.43 meters high. 8, 844.43 米高米高 meters

6、 high (long, wide)米高（长，宽米高（长，宽)英语表示英语表示“有多长（宽，高有多长（宽，高）”时，时，一般一般将数词和数量单位放在表示长宽高的将数词和数量单位放在表示长宽高的形容词前作状语形容词前作状语。e.g. The wall is 1.7 metres wide.Practice in pairs like this:A: Which is the highest mountain in the world? B: Its Qomolangma.A: What is the in the ?B: A: How high is Qomolangma?B: Its 8,84

7、4.43 meters high.A: How deep/ big/ long is?B: Its meters/ kilometers . 1b Listen and complete the sentences.1. Qomolangma is _ than any other mountain in the world. 2. The Sahara is _ desert in the world.3. The Caspian Sea is _ of all the salt lakes.4. The Nile is _ river in the world.higherthe bigg

8、estthe deepestthe longest1c Use the information in 1b to make conversations.What is the highest mountain in the world?Qomolangma.What is the in the world?.2a Listen and number the facts (1- 4) in the order you hear them. _ The Yangtze River is about _ kilometers long and the Yellow River is _ kilome

9、ters long._ China has the biggest population in the world. Its a lot bigger than the population of the US._ China is over _ years old. It has a much longer history than the US. The US is not even _ years old._ China is almost as big as the US, and it is the biggest country in Asia. 42132b Listen aga

10、in and fill in the blanks with the numbers in the box. 6,300 5,000 5,464 300_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long._ China has the biggest population in the world. Its a lot bigger than the population of the US._ China is over _ years old. It has a m

11、uch longer history than the US. The US is not even _ years old._ China is almost as big as the US, and it is the biggest country in Asia. 42136,3005,4645,0003002c Make conversations using the information in 2a.A: Did you know that China is one of the oldest countries in the world?B: Yes, I did. Its

12、much older than any country.A: Did you know that Yangtze River is the longest river in China?B: Yes, I did. Its 6,300 meters long.B: Wow! Thats long!The Great Wall 2d Read the conversation and answer the questions:1. Which is the biggest man-made object in the world？2. Which is the most famous part

13、of the Ming Great Wall?The Great Wall.Badaling part of the Ming Great Wall.Role-play the conversation. 1. China has the biggest population in the world. 中国是世界上人口最多的国家。中国是世界上人口最多的国家。population意为意为“人口人口”时，是一个集合时，是一个集合名词。它在句中名词。它在句中作主语时作主语时，谓语动词谓语动词通常通常用单数用单数形式。其常用句型为形式。其常用句型为“The population of+某地某地+is

14、+数词数词”或或“某地某地+has a population of +数词数词”，表示，表示“某某地有多少人口地有多少人口”。如：。如：The population of my city is three million. 当表示人口当表示人口“多多”或或“少少”时，常用形容时，常用形容词词large，big或或small修饰修饰population。如：。如：The town has a large / big / small population. 当对当对人口数量进行提问时人口数量进行提问时，要，要用疑问词用疑问词what或或how large。如：。如： What / How larg

15、e is the population of your country?【运用运用】完成句子，每空一词。完成句子，每空一词。(1) 这个国家人口少。这个国家人口少。The country _ _ _ _. (2) 我的家乡人口有我的家乡人口有100万。万。My hometown _ _ _ _ one million. (3) 北京有多少人口？北京有多少人口？_ _ _ _ _ Beijing? has a small population has a population of What is the population of 2. Feel free to ask me anything

16、 on todays Great Wall tour. 在今天的长城游中，大家尽管问我任何在今天的长城游中，大家尽管问我任何问题，不要拘束。问题，不要拘束。feel free是英语口语中一个常用表达是英语口语中一个常用表达。若有人让你若有人让你feel free to do something，就是就是让你无需拘束，只管按照自己的意让你无需拘束，只管按照自己的意愿去做某事。愿去做某事。e.g.A: Can I use your bathroom? 我可以用一下你的卫生间吗？我可以用一下你的卫生间吗？B: Yes, feel free. 可以，请随意。可以，请随意。1) as far as I

17、know是一个固定的表达是一个固定的表达 方式，还可以说方式，还可以说so far as I know， 意思是意思是“据我所知据我所知”。3. As far as I know, there are no other man-made objects as big as this. 据我所知，再没有像它这样大的人造据我所知，再没有像它这样大的人造物体了。物体了。 e.g. As far as I know, Jacks got twin sisters. 就我所知，杰克有一对孪生姐妹。就我所知，杰克有一对孪生姐妹。 Theyre not coming today, so far as I k

18、now. 他们今天不来了他们今天不来了 就我所知是这样的。就我所知是这样的。2) 句中句中man-made是一个合是一个合成形容词，意为成形容词，意为“人造的人造的”。像这样与。像这样与-made复合而成的形容词不止一个。用以描述复合而成的形容词不止一个。用以描述产品的生产或制造手段，特点等，常见的有：产品的生产或制造手段，特点等，常见的有：handmade手工制作的手工制作的homemade家庭制作的家庭制作的machine-made机制的机制的tailor-made量体定制的；特制的；定做的量体定制的；特制的；定做的甚至还有像甚至还有像self-made (自学而成的；自我奋自学而成的；自

19、我奋斗而成的；天然形成的斗而成的；天然形成的)可以用来描述人。可以用来描述人。e.g. We only sell homemade bread and cakes, and homemade wine. 我们只卖私家烘焙的面包、蛋糕、以我们只卖私家烘焙的面包、蛋糕、以及家酿葡萄酒。及家酿葡萄酒。 The movie role was tailor-made for that actor. 这个电影角色是专为那为男演员量身这个电影角色是专为那为男演员量身设计的。设计的。. 根据语境，选择下列恰当的单词填空，根据语境，选择下列恰当的单词填空，有的需要变换形式，每个限用一次。有的需要变换形式，每个限

20、用一次。deep, protect, tourist, wide, population1. These American _ are all interested in the Summer Palace.2. How _ is this lake? About 30m. But Im not sure.touristsdeepdeep, protect, tourist, wide, population3. The _ of this city is 80, 000, 000. Wow, so many people!4. This river is 30m long and 12m _

21、.5. Everyone should try their best to _ our environment.populationwideprotect. 根据汉语意思完成英语句子，每空一根据汉语意思完成英语句子，每空一词。词。1. 孩子们，桌子上的东西随便吃！孩子们，桌子上的东西随便吃！Children, _ _ to eat anything on the table!2. 在所有湖中哪一个最大？在所有湖中哪一个最大？Which one is the biggest _ _ _ _?3. 他迟到了，主要原因是他起晚了。他迟到了，主要原因是他起晚了。He was late and the

22、_ _ was that he got up late.feel freeof all the lakesmain reason4. 那堵墙大约那堵墙大约10米长。米长。 The _ is about ten _ long.5. 就我所知，他喜欢下棋。就我所知，他喜欢下棋。_ _ _ _ _, he likes playing chess.wall metersAs far as I know1. Memorize the important phrases and sentences.2. Make some dialogues about asking the size of objects.