Unit 7 What's the highest mountain in the world? Section A 1a-1c 课件(共15张PPT)+内嵌音频

(共15张PPT)
Unit7
What's the highest mountain
in the world
Section A
Can you read the numbers
10
25
100
175
1,000
1,342
1,000,000
2,300,000 3.54
ten
twenty-five
one hundred
one hundred and seventy–five
one thousand
one thousand, three hundred and forty-two
one million
two million, three hundred thousand
three point five four
你知道在英语中，大数字怎么读吗？
1. 从右到左, 三位数为一组，中间用空格（或者逗号）隔开
153 406 799 23,446,120
2. 从右到左，每一组数字后分别读 thousand, million, billion
9,600,000
1,400,000,000
3. 每组数字的百位和十位之间加 and
6,671
39,830
nine million six hundred thousand
one billion four hundred million
six thousand six hundred and seventy-one
thirty-nine thousand eight hundred and thirty
4. 若十位为零，直接在百位和个位之间加 and；
若百位和十位都是零直接在千位和个位之间加 and.
504
6,400,001
5. 小数点读做 point，小数点后面依次按数字读出
5.45
25.18
你知道在英语中，大数字怎么读吗？
five hundred and four
six million four hundred thousand and one
five point four five
twenty-five point one eight
Have a try!
9,600,000
1,025
6,671
8,844.43
nine million six hundred thousand
one thousand and twenty-five
six thousand six hundred and seventy-one
eight thousand, eight hundred
and forty-four point four three
lake
desert
mountain
sea
river
Can you read them
What are they
Describe them.
big
high/ tall
deep
long
about 9,600,000 square kilometers in size
1,025 meters deep
6,671 kilometers long
8,844.43 meters high
A: How high is Qomolangma
B: It is …….
Qomolangma
The Sahara
The Caspian Sea
The Nile
1a. Geographical facts 地理事实.
面积平方公里
Qomolangma is _______than any other mountain in the world.
The Sahara is ___________desert in the world.
The Caspian Sea is ___________of all the salt lakes.
The Nile is ___________river in the world.
The Amazon is ________________ river in the world.
higher
the biggest
the deepest
the longest
the second longest
1b. Listen and complete the sentences.
看来你们知道所有的问题。
____ _____ ____ you know the ______ ____ all the questions.
=You _____ ____ _____ the answers to all the questions.
It seems that
answers to
seem to know
Qomolangma
8,844.43 meters high
The Nile
6,671 kilometers long
The Caspian Sea
1,025 meters deep
The Sahara
about 9,600,000 square kilometers
in size
Memory challenge
A: What / Which is the highest mountain in the world
B: It’s Qomolangma.
A: How high is it
B: It is 8,844.43 meters high.
(8,844.43 meters high)
(about 9,600,000 square kilometers in size)
1,025 meters deep
(6,671 kilometers long)
The Nile
(longest river)
Qomolangma
(highest mountain)
The Sahara
(biggest desert)
The Caspian Sea
(deepest salt lake）
Pair work
观点+事实
The Nile is the longest river in the world.
It is 6,671 kilometers long.
It flows through 11 countries in Africa.
the Nile
Retell the geographical facts.
The Caspian Sea is the deepest salt lake in the world.
It is 1025 meters deep.
the Caspian Sea
Qomolangma
It is the highest mountain in the world, located in the Himalayas.
It is 8844.43 meters high.
The Sahara is the biggest desert in the world.
It is about 9,600,000 square kilometers in size.
It covers most of North Africa.
the Sahara
Mountain River Sea/ Lake Desert
Feature 特征 height 高度 length 长度 depth 深度 area
面积
Most
Least
highest/ tallest
lowest
longest
shortest
deepest
shallowest
biggest
smallest
The geographical facts in the world.
width
宽度
wide
narrow
Free talk :Introduce the top of China .
1.The Changjiang River is the longest river in China.
2.Shanghai is the biggest city in China.
…...
中国之最
观点+事实
Thanks!