初中英语外研版 (新标准)九年级上册Unit 2 The Grand Canyon was not just big.优秀ppt课件

Module 1 Wonders of the world

Unit 2 The Grand Canyon was not just big.

一、 教学目标

1. 能够掌握新词汇：

below, shine, sign, silent, silver, sky, grey, go through, beside, reply, clear, fall away, nearly, on top of, remain, by

2. 能够掌握重点句型：

(1) I looked to the east — the sky is becoming grey.

(2) Far below me, the ground fell away and down to a river.

3. 能够理解这篇介绍大峡谷旅行的文章。

4. 能够运用形容词描述旅行时的所见所感。

5. 能通过使用不同的形容词来描述事实或表达观点。

5. 培养对神奇大自然的热爱之情。

二、教学重点及难点

重点：带领学生复习一般将来时和过去进行时的用法。

难点：引导学生学会描述自己的旅行经历。

三、教学准备

多媒体课件

四、相关资源

微视频the Grand Canyon

五、教学过程

Step I Warming-up

1. T shows Ss some pictures about the Grand Canyon and help Ss to know its background knowledge.

设计意图：通过展示美国大峡谷的图片，帮助学生形象地了解该相关知识，便于直接导入本节课的话题。

Step Ⅱ Pre-reading

New words

T shows these words (below, deep, fantastic, high, long, natural, shine, sign, silent, silver) and

asks Ss to match the words with their Chinese meanings.

Activity 2

1. T asks Ss to recollect the natural wonders in Unit 1 and talk about a great natural wonder with

their partners.

A: Which natural wonder do you prefer?

B: I prefer...

A: Why do you like it?

B: Because...

2. T chooses several pairs to present their dialogues in class.

设计意图：先学习单词，为接下来的对话练习做准备；通过利用第1单元的内容进行口语输出，帮助学生复习上节课所学的知识。

Step Ⅲ While-reading

Fast reading

Ss read the passage quickly and complete the table, and then check the answers together.

设计意图：通过快速浏览文章，掌握有关大峡谷的长高深相关信息，帮助学生初步理解语篇大意。

Careful reading

Ss read the passage carefully and choose the correct answer in Activity 3, and then check the answers with their partners.

设计意图：通过细读选出正确答案的活动，培养学生对文章结构和细节内容的理解能力，以及根据文章所给信息推断未知信息的能力。

Step IV Post-reading

Retell

Ss fill in the blanks and then retell the passage according to the mind-map.

设计意图：通过思维导图的方式让学生复述文章内容，帮助学生整体把握文章结构，加深对文章整体内容的理解。

Language points

1. I got out of the car, went through a gate and walked along a dark path.

go through意为“穿过，通过”，强调从物体内部通过。

例如：Cars are not allowed to go through the city centre. 汽车被禁止从市中心穿行。

辨析：through, across与over

2. He replied, “you’ll get there in five minutes.”

reply在此处为及物动词，意思是“回答”。

翻译：“我没事，别管我，”他回答道。___________________________________

in five minutes意思是“在5分钟以后”。

翻译：我会在15分钟后见你。___________________________________

2. Suddenly, the rain stopped and the clouds cleared.

clear在此处是不及物动词，意思是“（烟雾等）开始消失”。

翻译：雪不下了，天晴了。___________________________________                  

clear还有“清除，扫除；使干净/清楚”的意思。

例如：We clear the classroom every day. 我们每天都把教室打扫干净。

设计意图：通过讲解知识点，旨在加深学生对文章的理解，使学生更进一步握文章内容，为下一步写作打下基础。

Activity 4

Ss complete the passage with the words in the box, and then check the answers together.

设计意图：活动4通过对词汇的运用，使学生在阅读后进行深层次的理解，并引导学生培养良好的兴趣，促进学生的全面发展。

Activity 5

1. T divides the class into several groups.

2. T asks Ss to recollect the natural or man-made wonders that they have known and choose one wonder to complete the table in Activity 5 and talk about their answers with their group members.

Group work:

When one St presents his/her table to the group, other three group members could ask several questions:

(1) When did you visit it?

(2) Where is it?

(3) How long / wide / tall is it?

(4) What interesting facts do you know?

(5) What happened when you visited it?

(6) What do you think of it?

3. T asks some groups to show their discussions.

设计意图：在小组活动中，学生通过互相提问的方式进行，既活跃了课堂气氛，也有利于带动学生积极思考有关自然或人文景观的问题。

Activity 6

1. T ask Ss to write a passage about their experiences.

2. Analyze the writing ideas before writing.

3. After writing, Ss exchange their passages in pairs and help correct mistakes.

4. Ask some Ss to read out their passages.

【设计意图】分步骤一步步引导学生进行写作，调动了学生写作的积极性。通过写作思路的讲解，帮助学生掌握该话题的写作技巧，为接下来的写作打好基础。写完后通过同伴互判，使学生学会欣赏别人的作品，从中发现自己的不足。

Cultural Background

T introduces the background knowledge about Empire State Building.

设计意图：通过展示有关美国帝国大厦的相关内容，拓宽学生关于世界闻名的人文景观的知识面。

Step V Summary

1. Key words and phrases:

shine, sign, silent, silver, sky, grey, go through, beside, reply, clear, fall away, nearly, on top of, remain, by

2. Key structure:

I looked to the east — the sky is becoming grey.

Far below me, the ground fell away and down to a river.

设计意图：带领学生梳理所学知识，方便学生课后巩固复习。

Step VI Homework

1. Read the passage fluently and try to recite it.

2. Master key expressions and words.

3. Preview unit 3.

五、板书设计

Module 1

Unit 2 The Grand Canyon was not just big.

Key words and phrases:

shine, sign, silent, silver, sky, grey, go through, beside, reply, clear, fall away, nearly, on top of, remain, by

Key structures:

I looked to the east — the sky is becoming grey.

Far below me, the ground fell away and down to a river.