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(共56张PPT)
沪教版 四年级
上
Unit 5 How are the seasons different
Period 2 Explore
Core competences
By the end of the lesson, I will be able to...
describe the climates of different seasons;
describe the natural changes of seasons;
描述不同季节的气候变化；
描述不同季节的自然特征;
master the sound of letter "u" in words.
掌握字母"u"在单词中的发音。
1
Lead in
导入环节
3
Practice
知识操练
5
Summary
课堂总结
2
Presentation
新知讲解
4
Production
输出运用
6
Homework
作业设计
01
Lead in
Review, look and say
It’s warm in spring.
What are the four seasons like
Review, look and say
It’s hot in summer.
What are the four seasons like
Review, look and say
It’s cool in autumn.
What are the four seasons like
Review, look and say
It’s cold in winter.
What are the four seasons like
02
Presentation
There are four seasons in a year:
spring, summer, autumn and
winter.
Let's learn
year
年
There are twelve months in a year.
Spring is a season for
growing. It gets warm. It
usually rains a lot. The
rain helps plants grow.
Listen and read
Plants grow in spring.
Spring
gets warm
变得温暖
Summer comes after spring. It gets hot. The days are long and the nights are short. The sun helps fruit and flowers grow.
Listen and read
Summer days are long and hot.
Summer
day
白天
grow 在文中表示"生长"，常用搭配有grow and grow, 表示"不断生长"。
Let's learn
grow
生长
usually 表示事情发生频率的频度副词。其他频度副词还有：
always, often, sometimes, seldom, never。
Let's learn
usually
通常
Let's learn
get
变得
I will get a new book from the library.
Autumn comes after summer. It gets cool. Leaves turn red, yellow and orange.
Listen and read
Leaves fall in autumn.
Autumn
Let's learn
after
在……之后
We play outside after school.
Let's learn
fall
落下
The leaves fall from the trees in autumn.
Let's learn
turn
（使）变成
Leaves turn red and yellow in the fall.
Winter comes after autumn.
The days are short and the
nights are long. It gets cold
and it often snows! Many
trees don’t have leaves.
Listen and read
Winter days are short and cold.
Winter
Let's learn
often
经常
My family often goes to the park on weekends.
Let's learn
snow
下雪，雪
Does it snow in your city in winter
Listen and read
Then it’s spring!
The seasons begin again.
Let's learn
then
然后
I finish my homework, and then I can watch TV.
Let's learn
begin
开始
Our class will begin in five minutes.
fall
often
snow
then
begin
grow
grow
get
turn
year
usually
after
begin
开始
then
然后
snow
下雪
often
经常
turn
（使）变成
fall
落下
after
在……之后
usually
通常
turn
变得
grow
（使）生长
year
年
Think and share
How do things change in each season
Think and share
It gets warm.
It usually rains a lot.
Plants grow.
Spring
It gets hot.
Days are long and nights are short.
The sun helps fruit and flowers grow.
Summer
It gets cool.
Leaves turn red, yellow and orange.
Leaves fall.
Autumn
It gets cold.
Days are short and nights are long.
It often snows.
Winter
Read and learn
usually
u
/ju /
u
use
unit
music
cute
huge
computer
student
menu
Try to read
Watch and learn
03
Practice
Look, read and match
a In winter, many trees don’t have leaves.
b In autumn, leaves turn red, yellow and orange.
c In spring, the rain helps plants grow.
d In summer, the sun helps fruit and flowers grow.
c
d
b
a
Tick and say
Summer is my favourite season. It gets hot. Days are long and nights are short.
The sun helps fruit and flowers grow.
Think and share
What is each season like in your city
Think and share
Harbin - The Ice City
Winter is special! It is very, very long and cold. The city has a famous Ice and Snow Festival. You can see big buildings made of ice!
Think and share
Kunming - The Spring City
It feels like spring all year! It is never too hot in summer or too cold in winter. Flowers are always blooming. It's a very comfortable city.
Think and share
Lhasa - The City on the Mountain
The sun is very strong here. It is cool in summer because it is very high up. The sky is very blue. It is very cold in winter, but the sun is still bright.
d
u
t
y
f
u
e
l
t
u
n
e
t
u
b
e
04
Production
Listen and chant
It gets hot in summer.
Days are long, and nights are short.
I like summer. But it’s so hot!
It doesn’t snow in summer.
Let’s wait until winter!
Winter comes. Winter comes.
Days are short, and nights are long.
It snows. It snows.
Brrr! It gets so cold.
Different seasons
Let's learn
It gets hot.
It doesn’t get cold.
It snows in winter.
It doesn’t snow in summer.
does not → doesn’t
It gets/snows ... 是描述天气情况的句型。
在一般现在时中，当主语为第三人称单数时，需搭配动词的"三单形式"，一般在动词词尾加s，如 gets, turns。
Let's learn
人称代词 :he, she, it;
单个人名、地名、称呼: Joe, Beijing, Mum ;
单数可数名词或"this/that/the+单数名词":
a cat, this girl;
不可数名词: the juice, the snow.
Let's learn
做主语时，谓语动词均用三单形式
Look and say
In spring, it gets warm.
We can see a lot of
honeybees outside.
Look and say
In summer, it gets hot.
We can see frogs in the pond.
Look and say
In autumn, it gets cool.
We can see a lot of yellow, red and orange leaves.
Look and say
In winter, it gets cold.
We can snow.
Words
year, grow, get, usually, after, fall, turn, often, snow, then, begin
Sentences
It gets hot.
It doesn’t get cold.
It snows in winter.
It doesn’t snow in summer.
01
02
05
Summary
06
Homework
Must do:
Listen and repeat the passage on page 44-45.
Talk about how things change in each season with your partner.
Choose to do:
Make a video of describing four seasons in your city.
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