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.
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