Lesson 42 North America
Unit 7 Know Our World
Lesson 42 North America
课前自主预习
课堂互动探究
Unit 7 Know Our World
单词闯关 1.million________
2.平方；广场；正方形________
Rocky Mountains ________
4.Spanish_______________________
5.Mexican______________________________
square
百万
Lesson 42 North America
课前自主预习
落基山脉
adj.西班牙(人)的 n．西班牙语
n.墨西哥人；墨西哥语 adj. 墨西哥(人)的
短语
互译 1.square kilometer ____________
2.The Great Lakes ____________
3.any other ____________
4.超过 ____________
5.……的一半 ____________
平方千米
任何其他的
(北美)五大湖
more than
half of…
Lesson 42 North America
句型在线 1.加拿大的南面是美国。
________ ________ _______ _____ Canada is the United States.
2．……并且它的人口要比北美其他任何国家多得多。
…and its population is________ ________ than ________ ________ ________ in North America.
3．中国的长江是世界第三长河。The Yangtze River (the Changjiang River) in China is _______ __________ river in the world.
To the south of
much larger any
the third?-longest
other country
Lesson 42 North America
课文初探 判断正(T)误(F)：
( )1.North America is a large continent with three main countries.
( )2. The United States is to the north of Canada.
( )3. Canada is the biggest of the three main countries in North America in area.
T
F
T
Lesson 42 North America
课文初探 ( )4. The population of the U．S. is much smaller than any other country in North America.
( )5. Most of the people in Mexico speak Spanish.
F
T
Lesson 42 North America
●1 To the south of Canada is the United States. 加拿大的南面是美国。
[探究]此句的主语是the United States, to the south of Canada作系动词is的表语，此句可转化为：The United States is to the south of Canada.其中to the south of 意为“在……的南方”，to要用在方位名词前面。
句型透视
Lesson 42 North America
[拓展] in, on, to均可表示地理位置：in 指在某一范围内；on 指两者相接壤；to 指两者不接壤。例如：
D is to the north of A．D 在 A 以北。(不接壤)
C is on the north of A．C 在 A 的北边。 (接壤)
B is in the north of A．B 在 A 的北部。(在内部)
Lesson 42 North America
活学活用
1．Japan lies ________ the east of China.
A. in B. on C. to D. at
C
Lesson 42 North America
●2 The Yangtze River (the Changjiang River) in China is the third-?longest river in the world. 中国的长江是世界第三长河。
[探究] ““the ＋________＋_________＋名词”表示“第几……的……”，如表示“第一……”，则可以省略序数词first。例如：
The Yangtze River is the longest river in China. 长江是中国第一长河。
句型透视
序数词 形容词最高级
Lesson 42 North America
活学活用
2．Hainan is a very large island. It's the second ________ island in
China.
A. large
B. larger
C. largest
D. most large
C
Lesson 42 North America
Canada is 5.________ of the three countries in area, but it has 6._________ population. Most people speak English or French, but 7.______ is the third most common language.
课文回顾
North America
North America is a large continent with three 1.__________.Canada is the 2.______north. The U.S. is to the 3.___________ of Canada and 4._________ of Mexico.
The U.S. has 8.________ population in the North America. The U.S. is often called 9.______. Most Americans speak English and many speak 10.______. There are more than 2 million Chinese speakers.
main countries
farthest
south
north
the biggest
the smallest
Chinese
the largest
America
Spanish
Lesson 42 North America
课文回顾
Mexico is 11.__________ of the three with a population of more than 110 millions. Many Mexican people leave to live and work in 12.__________.
Lesson 42 North America
the smallest
the U．S.
Lesson 37 Let’s Learn Geography!
Unit 7 Know Our World
Lesson 37 Let’s Learn Geography!
课前自主预习
课堂互动探究
Unit 7 Know Our World
单词闯关 1.人口________
2. 到国外；在国外________
3. 日本________→________ (n.日语，日本人，adj.日语的，日本人的)
4. Antarctica ________
5. 岛；岛屿________
6. 太平洋(的)________
abroad
population
Lesson 37 Let’s Learn Geography!
课前自主预习
Japan Japanese
南极洲
island
Pacific
短语
互译 1.one day ____________
2.be abroad ____________
3.have been to sp. ____________
4.have gone to sp. ____________
5.名胜古迹____________
6. 了解____________
7.世界人口___________________
8.等不及要做某事______________
某一天
去过某地
在国外
去了某地
places of interest
learn about
the population of the world
can't wait to do sth.
Lesson 37 Let’s Learn Geography!
句型在线 1.我认为旅游是学习地理的一种好方式。I think travelling is ________ ________ ________ ________ learn geography.
2.我和詹妮去过中国两次。
Jenny and I ________ ________ ________ China twice.
3.我迫不及待地想去(旅游)！
I ________ ________ _______ go！
a good way to
have been to
can’t wait to
Lesson 37 Let’s Learn Geography!
词汇点睛
课堂互动探究
● 1 population n. 人口
[观察] Recently, we have learned about the population of the world.
最近，我们了解了世界人口。
At the beginning of the twentieth century, the world's population was about 1.7 billion. 在20世纪初，全世界的人口大约是17亿。
[探究] population 常与定冠词________连用，作主语时，谓语动词常用第三人称________形式。
the
单数
Lesson 37 Let’s Learn Geography!
[拓展] (1)当主语表示“人口的百分之几、几分之几”时，谓语动词用复数形式。
(2)有时population可用作可数名词，其前可用不定冠词。
(3)表示人口的“多”或“少”，不用“much”或“little”修饰，而要用“large/big”或“small”修饰。
(4)询问某国、某地有多少人口时，用句式“What's the population of…”。
Lesson 37 Let’s Learn Geography!
[拓展]
(5)表示“某地有多少人口”有两种表达方式：①The population of＋某地＋is＋数词；
②某地＋has a population of＋数词。
Lesson 37 Let’s Learn Geography!
活学活用
1．(1)The population of China is much ________ than that of England.
A. larger B. largest
C. more D. large
(2)________ the population of China?
A. How many B. How much
C. What’s D. What're
A
C
Lesson 37 Let’s Learn Geography!
词汇点睛
● 2 abroad adv. 到国外；在国外
[观察] Have you ever been abroad, Danny？丹尼，你曾经去过国外吗？
He worked abroad for many years.他在国外工作了许多年。
[探究] abroad是副词，意为“到国外；在国外”。be abroad意为“在国外”；go abroad意为“出国”。需要注意的是abroad前面________(能/不能)用冠词，也不能与in, to, at等介词连用，但可与from连用。
不能
Lesson 37 Let’s Learn Geography!
活学活用
2．—The woman with glasses over there looks like our English
teacher.
—It can't be her. She ________．
A．has gone abroad
B．has been abroad
C．has gone to abroad
D．went abroad
A
Lesson 37 Let’s Learn Geography!
●I can‘t wait to go!
我迫不及待地想去(旅游)!
[探究] can't wait 意为“等不及，迫不及待”，可以和can hardly wait 互换，常用于can't wait for sth.或can't wait ________ sth.。例如：
I can't wait for the summer.
我急切地等待夏天的到来。
句型透视
to do
Lesson 37 Let’s Learn Geography!
[探究]
I can't wait to know the result of the exam.
我迫不及待地想知道考试结果。
I can't wait to tell him the good news.我迫不及待地要告诉他这个好消息。
Lesson 37 Let’s Learn Geography!
活学活用
The child can't wait ________ these present boxes.
A. open B. opened
C. to open D. opening
C
Lesson 37 Let’s Learn Geography!
Lesson 38 The World Is a Big Place
Unit 7 Know Our World
Lesson 38 The World Is a Big Place
课前自主预习
课堂互动探究
Unit 7 Know Our World
单词闯关 1.行星________
2. 十亿；千兆________
3. n．总计；总数 adj.总的；总计的 ________
4.增加；增大________→________(反义词)
5.表面；表层________
billion
planet
Lesson 38 The World Is a Big Place
课前自主预习
total
increase decrease
surface
单词闯关 6.adj.印度的 n．印度人________→________(n.印度)
7. Atlantic ________
8. Arctic ________
大西洋(的)
Indian India
Lesson 38 The World Is a Big Place
北极的
短语
互译 1.on the earth ____________
2.all year round ____________
3.the number of… ____________
4.总计；合计；总共 ____________
5.被……覆盖 ____________
6.三分之二 ____________
在地球上
.……的数量
全年
in total
be covered with…
two thirds
Lesson 38 The World Is a Big Place
句型在线 1.并且截止到2050年，世界人口可能将达到90亿。
And ________ 2050, the world's population ________ ________ 9 billion.
2.这些干旱的地方被称作沙漠。
These dry places ________ ________ deserts.
by may reach
are called
Lesson 38 The World Is a Big Place
句型在线 3.在那些地方生存很不容易。
________ ________ not easy ________ ________ ________ those places.
4.为了我们的孩子，也为了我们孩子的孩子，一定要好好地对待它！
It must ________ ________ well for our children and for our children's children, too！
It is to live in
be treated
Lesson 38 The World Is a Big Place
词汇点睛
课堂互动探究
● increase v. 增加；增大
[观察] It is increasing very quickly.
它(世界人口)正在非常迅速地增长。
Reading can increase your knowledge. 阅读可以增长你的知识。
[探究] increase意为“增加，增大”，可用作及物动词，也可用作不及物动词。用作及物动词时，常接名词作________。
宾语
Lesson 38 The World Is a Big Place
活学活用
根据汉语意思完成句子
人口正在非常迅速地增长。
The population is ________ very quickly.
increasing
Lesson 38 The World Is a Big Place
●1 And by 2050, the world's population may reach 9 billion.
并且截止到2050年，世界人口可能将达到90亿。
[探究] (1) “by＋时间”表示“到……为止；不迟于……”。根据不同的时间，使用不同的________。
(2)billion 意为“十亿”，前面有________数字时，用单数形式；后面加________表示概数时，用________形式。例如：
two billion 20亿 billions of 数十亿
句型透视
时态
具体
of
复数
Lesson 38 The World Is a Big Place
[拓展]与 billion 用法相同的词还有hundred(百), thousand(千), million(百万)。
Lesson 38 The World Is a Big Place
活学活用
1．2017·潍坊—“Food Safety” has become one of the hottest topics
recently.
—Yeah, it receives________ Internet hits a day.
A．thousands
B．thousands of
C．thousand
D．hundreds
B
Lesson 38 The World Is a Big Place
●2 We can't live in water, and only about one third of our planet is land. 我们不能居住在水里，而我们的星球只有三分之一的面积是陆地。
[探究] one third of our planet意为“我们星球的三分之一”，one third表示分数1/3。英语中的分数用数词来表示：分子用基数词，分母用序数词。如果分子大于1，则分母用复数形式。分子和分母中间可加连词符，也可不加。表示“一半”时，常用half。例如：2/7 two sevenths(two?-sevenths) 1/2 one half
句型透视
Lesson 38 The World Is a Big Place
[拓展]
分数修饰名词作主语时，谓语动词的单复数要根据分数所修饰的名词的单复数来定。
Three fourths of the money has been spent on books.
四分之三的钱用来买书了。
Two thirds of the students in my class are boys.
我们班里三分之二的学生是男孩。
Lesson 38 The World Is a Big Place
活学活用
2．2017·宿迁—Mum, ________ of my classmates ________ glasses.
—Oh, my God. You need to protect your eyes well.
A．three?-fourths; wears
B．three?-fourth; wear
C．three?-fourth; wears
D．three?-fourths; wear
D
Lesson 38 The World Is a Big Place
【解析】在英语中，分数的分子用基数词，分母用序数词；如果分子大于1，则分母用复数形式。3/4即three-?fourths，排除选项B、C。此句的主语是my classmates，谓语动词要用复数形式。句意：“妈妈，我四分之三的同学都带眼镜。”“哦，天哪。你需要好好保护好你的眼睛。”故选D。
Lesson 38 The World Is a Big Place
●3 It must be treated well for our children and for our children's children, too!
为了我们的孩子，也为了我们孩子的孩子，一定要好好地对待它！
[探究] must be treated为含有情态动词的被动语态形式。含有情态动词的被动语态构成形式为“情态动词＋be＋________________”。例如：
The trees should be treated well.树木应该被好好地对待。
句型透视
动词的过去分词
Lesson 38 The World Is a Big Place
[探究]
An art school may be opened next year.
明年可能开办一所艺术学校。
This book must not be removed from the library.本书不得带出图书馆。
She might be sent to work abroad.她可能被派往国外工作。
Lesson 38 The World Is a Big Place
活学活用
3．Children should ________ to be honest from a young age.
A. educate
B. be educated
C. punish
D. be punished
B
Lesson 38 The World Is a Big Place
Lesson 39 Ring Up or Call?
Unit 7 Know Our World
Lesson 39 Ring Up or Call?
课前自主预习
课堂互动探究
Unit 7 Know Our World
单词闯关 1.adj.不列颠的；英国的；英国人的；英国英语的 n．(总称)英国人；英国英语________
2.washroom________
3.浴室；盥洗室________
4.拼写________→__________(过去式)
5.发音；读法__________→________(v.)
盥洗室
British
Lesson 39 Ring Up or Call?
课前自主预习
bathroom
spell spelled/spelt
pronunciation pronounce
单词闯关 6.语法________
7.翻译________
8.adj.美国的 n．美国人________→________(n.美国)
9.adj.澳大利亚(人)的 n．澳大利亚人________→________(n.澳大利亚)
translate
grammar
Lesson 39 Ring Up or Call?
American America
Australian Australia
短语
互译 1.between…and… _____________
2．chat with sb. ____________
3．remember doing sth. ____________
4．at the end of …___________
5.给……打电话 ____________
6．上升；升起 ____________
7．用不同的方法 ____________
8．通过电话 ____________
在……和……之间
记得做过某事
与某人聊天
在……的末尾
ring sb. up
go up
in different ways
on the phone
Lesson 39 Ring Up or Call?
句型在线 1.你(过得)怎么样？
________ are you ________？
2．有时我们用不同的方式或使用不同的单词来描述相同的事情。
________ we describe the same thing______ ________ ________ or use differ?ent words.
How doing
Sometimes in different ways
Lesson 39 Ring Up or Call?
词汇点睛
课堂互动探究
● translate v. 翻译
[观察] I remember asking my cousin to translate things for me when I first came to Canada.
我记得第一次来加拿大时，曾让我的表哥翻译了一些东西。
Please translate these sentences into Chinese.
请把这些句子翻译成汉语。
Lesson 39 Ring Up or Call?
[探究] translate为及物动词，意为“________”，其常用短语为________________，意为“把……翻译成……”；其名词形式：translator意为“翻译者”，translation意为“翻译；译作”。
翻译
translate…into…
Lesson 39 Ring Up or Call?
活学活用
Would you like to translate these English words ________ your own language?
A．In B．to
C．on D．into
D
Lesson 39 Ring Up or Call?
● By the way, some Canadians use the word “eh” at the end of their sentences.
顺便说一下，一些加拿大人在他们的句尾使用“eh”。
[探究] at the end (of)意为“在……结束时；在……的尽头”，可用于指时间或处所，强调一段时间的结束点、某段路程的终止处或物体的末端，后可接________短语，也可单独使用。例如：Turn right at the end of the road.在路的尽头向右转。
句型透视
of
Lesson 39 Ring Up or Call?
[辨析] in the end与by the end of
词条 含义 用法
in the end 最终；最后 只能单独使用，与at last或finally同义。
by the end of 到……末为止 后可接过去时间，与过去完成时连用； 也可接将来时间，与一般将来时连用。
Lesson 39 Ring Up or Call?
活学活用
用end的相关短语完成句子
(1)他将在今年年底完成所有的工作。
He will finish all the work ____________ this year.
(2)他最终成功了。
He succeeded ____________.
(3)截止到2025年年底，世界将会有78亿人口。
The world will have 7.8 billion people ____________ 2025.
at the end of
in the end
by the end of
Lesson 39 Ring Up or Call?
Lesson 40 Body Language
Unit 7 Know Our World
Lesson 40 Body Language
课前自主预习
课堂互动探究
Unit 7 Know Our World
单词闯关 1.greet_________
2.n.欧洲人 adj.欧洲(人)的________→________(n.欧洲)
3.吻________→________(第三人称单数形式)
4.cheek________
5.点头________→________(现在分词)
European Europe
欢迎；迎接
Lesson 40 Body Language
课前自主预习
kiss kisses
脸颊；脸蛋
nod nodding
单词闯关 6.thumbs?up________
7.有礼貌的________→________(adv.)
8.lip________
9.rude___________
10.Italian______________________________
polite politely
翘拇指
嘴唇
粗鲁的；粗野的
n．意大利人；意大利语 adj.意大利(人)的
Lesson 40 Body Language
短语
互译 1.greet each other______________
2.body language ____________
3.wave goodbye ____________
4.握手____________
5.指着____________
6.全世界 ______________
互相问候
挥手告别
肢体语言
shake hands
point to
all around the world
Lesson 40 Body Language
句型在线 1.这是表示友谊和爱的另一种方式。
It's ________ ________ ________ ________ friendship and love.
2.他们认为用手指指着别人是粗鲁的。
They think ________ ________ to point with a finger.
another way to show
it’s rude
Lesson 40 Body Language
词汇点睛
课堂互动探究
● European n．& adj. 欧洲人；欧洲(人)的
[观察] In some European countries, people kiss each other on both cheeks.在一些欧洲国家，人们互相亲吻双颊。
France is a European country.法国是一个欧洲国家。
Lesson 40 Body Language
[拓展] (1)European 用作形容词时，可译为“欧洲的”，还可译为“欧洲人的”。该单词虽然是以________字母开头，但读音是以________音素开头，故前面用不定冠词时，要用________而不用an。
(2)European还可用作名词，意为“欧洲人”，其复数形式为Europeans。
元音
辅音
a
Lesson 40 Body Language
活学活用
根据汉语意思完成句子
德国是一个欧洲国家。
Germany is a ________ country.
European
Lesson 40 Body Language
●1 In China and abroad, people sometimes communicate without speaking.在中国和外国，人们有时不用语言交流。
[探究] without意为“无；没有”，作介词，后接名词、代词或________。
句型透视
动名词
[拓展] without有时可以和if引导的条件状语从句转换。例如：
We can't finish the work without your help.＝We can't finish the work if you don't help us.没有你的帮助，我们就不能完成这项工作。
Lesson 40 Body Language
活学活用
1．2017·孝感—Reading is a good way to spend the time on the plane.
—That's true. I never go travelling ________ a book.
A. without B. from
C. on D. about
A
【解析】考查介词辨析。without意为“无，没有”；from意为“从”；on意为“在……上”；about意为“关于，大约”。句意：“读书是在飞机上消磨时间的好办法。”“对。我旅行从来没有不带书的时候。”故选A。
Lesson 40 Body Language
●2 Try it, and you'll see！试试看，你就明白了！
[探究] “祈使句，and＋简单句”意为“……， 那么……就会(能)……”。简单句中的时态是____________。
句型透视
[拓展] “祈使句，or＋简单句”意为“……，否则……就不会(能)……”。例如：
Study hard, or you'll not get good grades.
努力学习，否则你不会取得好成绩。
一般将来时
Lesson 40 Body Language
活学活用
2．Victoria, hurry up! ________ we can't arrive there on time.
A. Or B. So
C. But D. And
A
Lesson 40 Body Language
Lesson 41 A Class of the World
Unit 7 Know Our World
Lesson 41 A Class of the World
课前自主预习
课堂互动探究
Unit 7 Know Our World
单词闯关 1.准备；预备________
2.Amazon________
3.rainforest________
4.Turkey________
5.引以自豪的事物(或人)；骄傲________→________(adj.)
亚马逊河
prepare
Lesson 41 A Class of the World
课前自主预习
(热带)雨林
土耳其
pride proud
短语
互译 1.tell sb. about sth. ____________
2.have a long history ____________
3.因……而众所周知 ____________
4.在最近几年里 ____________
告诉某人某事
be known for…
有悠久的历史
in recent years
Lesson 41 A Class of the World
句型在线 1.它是南美最大的国家。
It's ________ ________country in South America.
2.我们这里的人们因有趣的舞蹈和丰富多彩的文化而众所周知。
My people________ ________ ________ our fun dances and colourful culture.
3.它有这个世界上最多的人口。
It ________ ________ ________ population in the world.
the largest
are known for
has the largest
Lesson 41 A Class of the World
词汇点睛
课堂互动探究
● 1 prepare v. 准备；预备
[观察] Last week, she asked her students to prepare presentations about their home countries.
上周，她让她的学生准备了一些关于自己祖国的介绍。
[探究] (1)prepare 意为“____________”，prepare sth. 意为“准备某物”，sth.可以是________，也可以是代词，表示准备的内容。
(2)prepare to do sth.意为“准备做某事”。例如：
准备；预备
名词
Lesson 41 A Class of the World
[探究]I am preparing to go skating. 我正准备去滑冰。
(3)prepare for sth.意为“为……做准备”，表示目的。例如：
I am preparing for the final exam.
我正在为期末考试做准备。
(4)prepare sb. sth.意为“为某人准备某物”，与prepare sth. for sb.同义。例如：He is preparing a turkey for us.
＝He is preparing us a turkey.
他正在为我们准备一只火鸡。
Lesson 41 A Class of the World
活学活用
1．—Can I have some apple pies, Mum?
—Sorry, dear. These pies________ the kids in the disabled
children's home.
A．have prepared
B．have prepared for
C．are prepared
D．are prepared for
D
【解析】题中的pie与prepare是被动关系，所以应用被动语态，排除A、B。prepare sth.意为“准备某物”，prepare for意为“为……做准备”，由句中的the kids可知应用prepare for，故选D。
Lesson 41 A Class of the World
词汇点睛
● 2 pride n. 引以自豪的事物(或人); 骄傲
[观察] More students come to the front to talk about their countries with pride.
更多的学生来到前面自豪地谈论他们的国家。
We take pride in our great motherland.
我们以伟大的祖国而骄傲。
[探究] pride为名词，意为“引以自豪的事物(或人); 骄傲”。常用短语：________ pride ________ 因……而自豪。
take
in
Lesson 41 A Class of the World
[拓展] pride的形容词形式为proud，意为“自豪的”。be proud of…意为“以……自豪”。
Lesson 41 A Class of the World
活学活用
2．As we all know, Wudang Mountain is the ________ of Shiyan.
A．proud B．pride
C．progress D．purpose
B
Lesson 41 A Class of the World
● It has a huge river called the Amazon and a rainforest with more trees than you can imagine.它有一条叫作亚马逊的大河和一片热带雨林，那里的树木多得远超乎你的想象。
[探究] called the Amazon 为________短语，作river 的后置定语，其中called＝named＝with the name。
句型透视
过去分词
[拓展]单个动词的过去分词可以充当形容词，修饰名词时，放在名词之前。例如：America is a developed country.美国是一个发达国家。
Lesson 41 A Class of the World
活学活用
—Wow, Wendy, it's cool to make a short video with your mobile phone.
—Just with a software____Meipai. Let me show you how to use it.
A. call B. called
C. to call D. calling
B
Lesson 41 A Class of the World
