2022春八年级英语下册 Unit 7 What.docx

1、 Unit 7 Whats the highest mountain in the world?一、教学目标： 1语言目标：掌握本单元重点词汇及能用比较级和最高级谈论各之最。 2 技能目标：能听懂和谈论有关地理和自然的话题。 3 情感目标：培养学生热爱大自然，保护环境的意识。二、教学重难点：（一）教学重点短语: in size, in the world, 2 meters tall/long/wide, the biggest population, one of the oldest, the most popular question, talk about, the ancient e

2、mperors, the main reason, as far as I know, no man-made objects, mountain climbing, the southwestern part of China, thick clouds, cover the top, risk ones life, challenge oneself, achieve ones dream，the forces of nature, try to do sth., the spirit of the climbers, many times more than ,live up to, p

3、repare for., be awake, be special to sb., spend some time doing sth., in the remaining forests, endangered animals, in the future句子:Whats the highest mountain in the world?Qomolangma.How high is Qomolangma?Its 8,844.43 meters high. Its higher than any other mountain.Which is the deepest salt lake in

4、 the world?The Caspian Sea is the deepest of all the salt lake.Did you know that China is one of the oldest countries in the world?Yes, I did. Its much older than the US.（二）教学难点形容词和副词的比较级和最高级变化规则和用法。物体之间的对比。Section A 1 (1a 2d)Step 1 Presentationsquare n. 平方；正方形 meter n. 米；公尺 deep adj. 深的；纵深的 desert

5、n. 沙漠 population n. 人口；人口数量 Asia n. 亚洲 tour v. & n. 旅行；旅游 tourist n. 旅行者；观光者wall n. 墙 amazing adj. 令人大为惊奇的；令人惊喜（或惊叹的）ancient adj. 古代的；古老的 protect v. 保护；防护 wide adj. 宽的；宽阔的 feel free （可以）随便（做某事）as far as I know 就我所知Step 2 Warming-up1. Watch the photos and talk about them “How big/high/long/big is ? a

6、nd help the students to answer: Its meters/kilometers/cm big/high/long/big.2. Look these photos and practice the dialogue. e.g. A: How high is Qomolangma? B: Its 8,844 meters high.Step 3 1a Match the facts you know.Practice in pairs using the information in 1a.Qomolangmaabout 9,600,000 square kilome

7、ters in sizeThe Sahara1,025 meters deepThe Caspian Sea6,671 kilometers longThe Nile8,844.43 meters highStep 4 Explaination8,844 meters high. 8,844米高 meters high (long, wide) 米高（长，宽)。英语表示“有多长（宽，高）”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。e.g. The wall is 1.7 metres wide.Step 5 Listening1. 1bListen and complete th

8、e 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.2. 2aListen and number the facts(1- 4) in the order you hear them. 2bListen again and fill in the blanks in

9、 2a 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 much longer history than

10、 the US. The US is not even _ years old._ China is almost as big as the US, but it is the biggest country in Asia.Step 6 Practice2c Make conversations in pairs.ExamplesA: Did you know that China if one of the oldest countries in the world?B: Yes, I did. Its much older than my country.Step 7 2d Read

11、the conversation and answer the questions:1) Which is the biggest man-made objects in the world?2) Which is the most famous part of the Ming Great Wall?Step 8 Language points and summary1. Fell free to ask me anything on todays Great Wall tour. 在今天的长城游中，大家尽管问我任何问题，不要拘束。 fell free是英语口语中一个常用表达。若有人让你fe

12、el free to do something, 就是 让你无需拘束，只管按照自己的意愿去做某事。e.g. A: Can I use your bathroom? 我可以用一下你的卫生间吗？ B: Yes, feel free. 可以，请随意。2. As far as I know, there are no man-made objects as big as this. 据我所知，再没有像它这样大的人造物体了。 as far as I know是一个固定的表达方式，还可以说so far as I know, 意思是“据我所知”。e.g. As far as I know, Jacks got twin sisters.就我所知，杰克有一对孪生姐妹。Theyre not coming today, so far as I know.他们今天不来了-就我所知是这样的。Step 9 Homework1. To memorize the important phrases and sentences.2. To make some dialogues about asking the size of objects.