初中英語人教版八年級(jí)下冊(cè)八下Unit 7.doc

Unit 7 Whats the highest mountain in the world? Period 1 Section A 1 1a 1c 教學(xué)目標(biāo)：1、語言目標(biāo)：掌握本單元重點(diǎn)詞匯及能用比較級(jí)和最高級(jí)談?wù)摳髦睢?、技能目標(biāo)：能聽懂和談?wù)撚嘘P(guān)地理和自然的話題。3、情感目標(biāo)：培養(yǎng)學(xué)生熱愛大自然，保護(hù)環(huán)境的意識(shí)。 教學(xué)重點(diǎn)： 短語: in size, in the world, 2 meters tall/long/wide, the biggest population, one of the biggest, the most popular question, talk about, 句子: Whats the highest mountain in the world?Qomolangma.How long is Qomolangma?Its 8,844.43 meters high. Its higher than any other mountain.Which is the deepest salt lake in the world?The Caspian Sea is the deepest of all the salt lake. 教學(xué)難點(diǎn)：形容詞和副詞的比較級(jí)和最高級(jí)變化規(guī)則和用法。 物體之間的對(duì)比。教學(xué)過程：Step1、Presentation1、New words: square n. 平方 meter n. 米 deep adj. 深的 desert n. 沙漠 population n. 人口 population n. 人口Asia n. 亞洲 tour v. n. 旅行 tourist n. 旅行者wall n. 墻 amazing adj. 令人大為驚奇的ancient adj. 古代的 wide adj. 寬的；寬闊和2、Show some pictures and information of the highest mountain, the longest river, the biggest river, the biggest lake and the biggest desert in the world.Step2、Warming up1、Watch the photos and talk about them “How big/high/long/big is ? and 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 8,844.43 meters high.Step3、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 highStep4、Explanation8,844.43 meters high. 8,844.43米高 meters high (long, wide)米高（長(zhǎng),寬)。英語表示“有多長(zhǎng)（寬，高）”時(shí)，一般將數(shù)詞和數(shù)量單位放在表示長(zhǎng)寬高的形容詞前作狀語。e.g. The wall is 1.7 metres wide. Step5、Practice in pairs using the information in 1a.1. A: Which is the highest mountain in the world? B: Its Qomolangma.2. A: How high is Qomolangma?B: Its 8,844.43 meters high.Step6、Listening 1. 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.2. 2a Listen and number the facts (1- 4) in the order you hear them.2b Listen again and fill in the blanks in 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 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.Step7、Practice 2c Make conversations in pairs.Examples A: Did you know that China if one of the oldest countries in the world?B: Yes, I did. Its much older than my country.Step8、Language points and summary1. China has the biggest population in the world. 中國(guó)是世界人口最多的國(guó)家。population意為“人口”時(shí)，是一個(gè)集合名詞。它在句中作主語時(shí)，謂語動(dòng)詞通常用單數(shù)形式。其常用句型為“The population of +某地+ is + 數(shù)詞”或“某地+ has a population of + 數(shù)詞”，表示“某地有多少人口”。如：The population of my city is three million. 當(dāng)表示人口“多”或“少”時(shí)，常用形容詞large，big或small修飾population。如：The town has a large / big / small population. 當(dāng)對(duì)人口數(shù)量進(jìn)行提問時(shí)，要用疑問詞what 或 how large。如： What / How large is the population of your country?Step9、ExercisesStep10、Homework1. Memorize the important phrases and sentences.2. Make some dialogues about asking the size of objects.板書設(shè)計(jì)：Whats the highest mountain