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(共32张PPT)
Unit 8
Knowing the world
Lesson 3 Different landscapes
To master the usage of new words and phrases.
To know some famous landscapes around the world.
To master the usage of it.
学习目标
1
2
3
What kinds of landscapes are these What do you know about them
rivers
mountains
forests
waterfalls
deserts
rainforest
热带雨林
Lead in
It’s very hot and dry in the desert because the rainfall is very low.
We can ride a camel through the desert. It’s exciting.
What are the famous attractions of these landscapes
Match the names of the places with the pictures.
Niagara Falls the Sahara Desert the Amazon River the Great Wall
新课讲授
Matching
There are many different landscapes around the world: rivers, mountains, forests, waterfalls, deserts... I want to travel the world one day.
I’d love to visit the Great Wall in China. It’s about 6,000 kilometres long. It has a long history. It would be amazing to climb the Great Wall.
Reading
I’d like to tour Niagara Falls in Canada. It’s beautiful and very famous. It would be exciting to stand right next to the waterfalls.
I want to go to the Sahara Desert in Africa. It’s hot and dry there with little or no rainfall. I could ride a camel. You know, the “ship of the desert”.
I like to see the Amazon River in South America. It runs through the north of the rainforest. There are many different plants, birds, and fishes... Wow! It is cool!
A Which of the landscapes will I visit
River. Desert. Waterfall. Mountain.
B How’s the weather in the Sahara Desert
Cool and windy. Hot and rainy. Hot and dry.
Read the passage and tick the correct answers.




I want to travel around the world one day. I’d love to visit the Great Wall. It is about 6,000 __________ long. I’d like to _______ the beautiful Niagara Falls in Canada. I want to go to the Sahara Desert in Africa. It is hot and _______ there with little or no rainfall. I can _______ a camel — the “ship of the _______”. I also want to see the Amazon River!
Read the passage again and fill in the blanks.
kilometres
tour
dry
ride
desert
1 There are many different landscapes around the world…
landscape /'l ndske p/ n. 风景；景色
e.g. The landscape here is very beautiful. 这里的风景很美丽。
Jim likes to see different kinds of landscapes.
吉姆喜欢看不同种类的风景。
landscape 意为“风景；景色”时，为不可数名词，强调“自然的”景色。当强调“风景”的种类时，为可数名词。
Language points
2 I want to travel the world one day.
one day 有一天
e.g. One day, I met my old friend on the way to the park.
一天，我在去公园的路上遇到了我的老朋友。
I’d like to visit the Summer Palace one/some day.
我想有朝一日去游览颐和园。
one day 表示将来的某一天时，可与some day 互换。
one day 与some day one day 指将来的某一天，用于一般将来时或表示将来的句子中
指过去的某一天，用于一般过去时中
some day 指将来的某一天，用于一般将来时或表示将来的句子中
辨析：
3 It’s about 6,000 kilometres long.
6,000 kilometres long 6 000千米长；“基数词+单位名词+长/宽/高/深/厚等形容词”表示“多长/宽/高/深/厚”等。
e.g. The well is one hundred metres deep.这口井有100 米深。
4 ①It would be amazing to climb the Great Wall.
②It would be exciting to stand right next to the waterfalls.
It+ be + adj. + to do sth. “做某事是……的。”，两句均用到了“It +be +adj. + to do sth.”句型,其中It是形式主语,真正的主语是后面的动词不定式(短语)。该句型可与“Doing sth. + be +adj.”进行同义转换。
e.g. It is interesting to play ping-pong.
= Playing ping-pong is interesting.
打乒乓球很有趣。
exciting / k'sa t / adj.使人激动的;令人兴奋的
【辨】exciting 与excited
exciting “使人激动的；令人兴奋的”常用于修饰物,表示事物本身具有的特点。
excited “兴奋的；激动的”，常用于描述人,表示人的主观感受。be excited at/about (doing) sth.对(做)……感到兴奋
5 I’d like to tour Niagara Falls in Canada. 我想参观加拿大的尼亚加拉瀑布。
（1）tour 可用作及物动词，也可用作不及物动词，意为“旅行”。 用作及物动词时，后多接表示地点的名词或代词作宾语；用作不及物动词时，后面可与 around 搭配使用；
（2）tour 作名词，意为“旅游；观光”。 可用搭配：go on a tour 周游；旅行。
e.g. She plans to tour around the world. 她打算周游世界。
拓展提升：tourist 为名词 ，意为“旅行者；观光者”。
e.g. London is full of tourists in the summer. 夏季伦敦有很多游客。
（1）fall 作可数名词，意为“瀑布；下落；失败”；
（2）fall 作动词，意为“下落；跌倒；被打败”，常用搭配：fall down突然倒下；跌倒；倒塌；fall over 跌倒。
e.g. The fall of the leaves is very beautiful in the fall. 在秋天，树叶飘落非常美丽。
拓展提升：与 fall 相 关 的短语
fall back 后退；撤退 fall behind 落后 fall off... 从……上掉下来
fall asleep 入睡 fall in love with 爱上
6 I could ride a camel. 我可以骑骆驼。
ride 作及物动词时，后接 bike, horse 等名词作宾语；作不及物动词时，后接介词 on，与表示交通工具的名词搭配使用。 常见搭配：ride to+地点名词= go to... by bike 意为“骑自行车去……”。
e.g. He enjoys riding a horse in the country on weekends. 他喜欢周末在乡下骑马。
拓展提升
ride 还可作名词，意为“（乘车或骑车的）短途旅程；（乘坐汽车等的）旅行；供乘骑的游乐设施”。
e.g. It’s a ten-minute bus ride from here to town. 从这里到镇上坐公交车只需十分钟。
7 It runs through the north of the rainforest. 它穿过热带雨林的北部。
e.g. They will walk through the forest this summer vacation. 他们将在今年暑假徒步穿过森林。
through 作介词，意为“穿过；直至；凭借”；作副词时，意为“通过”。 其强调通过某种方式去做某事或从物体内部穿过。
through 介词，意为“ 穿过”，指从立体空间穿越，可与forest, city, window 等搭配。
across 介词，意为“横过”，指表面穿越，可与street, bridge 等搭配。
over 介词，意为“在……的上方”，指从上方越过，强调从空中的一边到另一边，可与wall, fence, village, forest, mountain 等搭配。
辨析：
图解妙记
I’d love to visit the Great Wall in China. It is about 6,000 kilometres long.
Read the sample sentences and find the rules.
We can use it to refer to something mentioned before.We can also use it to talk about time,dates,and the weather.
Grammar Focus
it 的用法
代词it在句中可以指人、物、时间、天气、距离等。例如：
一Is this your pen —Yes,it is.(it指物pen)
一What is it —It's a baby(it指婴儿)
一Who is it —It's me.(it指人)
It is 7:00 now.(it指时间)
It is April 10 today.(it指日期)
It is three dollars.(it指价格)
It's snowing heavily.(it指天气)
It is 5 kilometres from my home to school.(it指距离)
拓展提升
it 还可作形式宾语。 用 it 作形式宾语的动词有
find, think, make, feel, believe等。 如：
We find it important to do sports every day. 我们发现每天做运动很重要。
A It has a long history. The Great Wall has a long history.
B It is hot and dry there with little or no rainfall.
_______________________________________________________
C It is the “ship of the desert”.
_______________________________________________________
D It runs through the north of the rainforest.
_______________________________________________________
Rewrite the sentences.
The weather is hot and dry there with little or no rainfall.
The Amazon River runs through the north of the rainforest.
The camel is the “ship of the desert."
Practice
Read and circle what “it” means in each sentence.
A He knows today’s date. It’s January 31.
B Look at the time. It’s 7:30 p.m.
C The weather is nice today. It's warm and sunny.
D Who is that baby It’s my little brother.
Work in pairs and make a dialogue:
A: Where do you want to go
B: ...
A: Why
B: ...
A: What would you do there
B: ...
本节课主要学习了以下重点内容:
（1）重点单词：landscape、mountain、forest、desert、kilometre、tour、fall、exciting等。
（2）重点短语：fall back、fall behind、fall off……等 。
（3）重点句型：It+ be + adj. + to do sth.
（4）重点语法：it的用法。
课堂总结
一、单项选择。
1. —How long is the river
—________ is about 30 metres long.
A. This B. That C. It D. The
2. The farmer turns on the tap(水龙头) and the water runs _______ the farmland.
A. through B. past C. over D. from
3. The camel is the ship of the ________.
A. river B. land C. desert D. sky
C
A
C
当堂检测
二、用所给单词的适当形式填空。
1. There are many different ____________ (landscape) around the world.
2. It is _________ (excite) to watch a movie in the theatre.
3. In the desert, I could ________ (ride) a camel.
4. I’d like ___________ (visit) the Palace Museum one day.
landscapes
exciting
ride
to visit

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