资源简介

(共35张PPT)
Unit 5
Love Mother Nature!
(Articles & can/can’t)
Exploring
Grammar in Use
1. Understand the forms, meanings and usages of articles and the
modal verb "can" in context;
2. Describe the characteristics and activities of the four seasons and
the skills of animals;
3. Establish the awareness of harmonious coexistence between humans
and animals.
在上下文情境中理解冠词和情态动词can的形式，含义及用法；
运用语法知识描述四季的特点及动物的技能；
树立人与自然和谐共生的意识。
Learning aims
Grammar in Use
Articles(冠词)
Part 1
There is an elephant and a horse.
The elephant is strong.
The horse is short.
是一种虚词，不能单独使用，必须放在名词前修饰名词。
名词是秃子，常要戴帽子
冠词
定冠词
不定冠词
零冠词
：/ 不用任何冠词
an
a
The
The
冠词
Activity 1 Look at the pictures and read the sentences. Pay attention to a, an and the.
A plant needs three things to grow: sun, earth and water.
There is an egg and a ball. The egg is small, but the ball is big.
A man is looking at the pictures about nature. He likes the pictures.
冠词：是一种虚词，不能单独使用，必须放在名词前修饰名词。冠词分为不定冠词a/an和定冠词the。
Articles (冠词)
Grammar in Use
/ θ/ n.泥土
need to do sth. 需要做某事
need sth. to do sth. 需要某物做某事
Activity 2 Complete the table with proper articles.
_____ cow _____ desk _____ book _____ helpful book
1. There is _____ new plant on the table.
2. The lake is hard to find. You can take _____ map with you.
_____ egg _____ old man _____ hour _____ apple
1. This is _____ elephant.
2. It’s _____ interesting film. It’s about animals.
1. _____ panda over there is Huahua.
2. There are many stars in _____ sky.
3. I am reading a book. _____ book is about nature.
4. I like playing _____ guitar. It makes me feel happy.
a
a
a
a
a
a
an
an
an
an
an
an
The
the
The
the
a
an
the
Indefinite articles
Definite articles
be hard to do sth. 很难做某事
make sb. /sth. do sth. 让某人/某物做某事
make sb./sth. + adj. 使......处于某种状态
take sth. with sb. 随身携带某物
Indefinite articles a _____ cow _____ desk _____ book _____ helpful book
1. There is _____ new plant on the table.
2. The lake is hard to find. You can take _____ map with you.
an _____ egg _____ old man _____ hour _____ apple
1. This is _____ elephant.
2. It’s _____ interesting film. It’s about animals.
a
a
a
a
a
a
an
an
an
an
an
an
Can you find out the rules
不定冠词a/an，表泛指，修饰_______________，常用于首次提到的人或物前，表示“一个”或某一类人或物，但不强调数目概念。
a +___________________
an +___________________
辅音音素开头的单词
元音音素开头的单词
可数名词单数
Definite articles the 1. _____ panda over there is Huahua.
2. There are many stars in _____ sky.
3. I am reading a book. _____ book is about nature.
4. I like playing _____ guitar. It makes me feel happy.
The
the
The
the
make sb./sth. do sth. 让某人/某物做某事
特指双方都知道的人或物
世界上独一无二的事物前
再次被提到的名词前
play后的西洋乐器前
定冠词the表特指。有“这个(些),那个(些)”的意思，其作用有时相当于指示代词this, that, these, those。可用于可数名词的单复数或不可数名词前。在辅音前读/ /; 在元音前读/ i/。
0
1 2
3
4
5 6
7
8
X
球类/棋类前
月份前（一年12个月)
三餐前
四季前
颜色前（五颜六色）
星期前（一周七天）
语言前（八国语言）
学科前 （xue科）
play basketball play chess
in January in May
have breakfast / lunch / dinner
in summer in winter
speak English speak Chinese
on Monday on Friday
I like math best.
The girl in red is Ann.
巧记口诀：0 1 2 3 4 5 6 7 8 X
零冠词
不定冠词
a/an
a +___________________
an +___________________
辅音音素开头的单词
元音音素开头的单词
表泛指，修饰可数名词单数，常用于首次提到的人或物前，表示“一个”或某一类人或物，但不强调数目概念。
an egg an apple an elephant
a horse a cat a book
定冠词
the
零冠词
不用冠词
冠词
表特指。有“这个(些), 那个(些)”的意思，有时相当于指示代词this, that, these, those。可修饰可数名词的单复数或不可数名词。在辅音前读/ /; 在元音前读/ i/。
①用于上文提到过的人或物，或双方都知道的人或物前;②用于世界上独一无二的事物前；③用于play后的西洋乐器前；④用于形容词前表示一类人(the old 老年人)；⑤用在姓氏的复数前表示一家人(the Greens 格林一家)；⑥用在序数词或形容词最高级前；⑦用在某些固定词组中(have the flu 得了流感)。
球类 棋类 月份 三餐 四季 颜色 星期 语言 学科 之前不用冠词。
play football play chess have breakfast on Sunday
巧记口诀：0 1 2 3 4 5 6 7 8 X
a/an 特殊情况
____ umbrella ____ uncle ____ ugly dress
____ university ____ uniform ____ useful book
1. u开头的单词，u发 /ju:/ 时, 用a; u 发 / / 时, 用an。
2. h开头的单词，h发音时，用a; h不发音时，用an。
____house ____hill ____ hour ____honest boy
3. o开头的单词，o发 /w/ 时，用a。
a one-year-old girl
an
an
an
a
a
a
a
a
an
an
Activity 3 Read the text and fill in the blanks with a, an, or the.
There are four seasons in a year. In spring, ______ weather is warm. Sometimes it is windy, so I can go to ______ park and fly ______ kite there. My favorite season is summer because I can wear nice dresses. I have ______ orange dress and all my friends like it. In autumn, I eat ______ apple every day. And in winter, I can make ______ snowman after it snows.
a /the
a /the
the
an
an
a
go to the park 去公园
fly a kite / fly kites 放风筝
make a snowman 堆雪人
做题：一个简单的方法，直接翻译。
一个
那个/些
/
一个
/
冠词解题技巧
根据句子或对话意思用a,an,the或 /填空。
1. This is ________ interesting book. I like it very much.
2. In _________ forest, there are many kinds of plants and animals.
3. Li Ming likes playing _______basketball.
4. _________ weather in Beijing is very cold in winter.
5. She is in __________ orange dress today.
6. My uncle has son. He is my cousin.
7. There is elephant in the zoo.
8. Our math teacher enjoys playing guitar with his friends.
an
a
/
The
an
a
an
the
根据句子或对话意思用a,an,the或/填空。
9. —Who’s girl in red over there？
10.Small windows in deserts keep out _____sun.
11. John wants to buy useful book in the bookshop.
12. We will have art festival（节日） on Friday.
13. Changjiang River is very long in the world.
14. Does Jim have ruler？
15. He is eight year old boy,but he plays basketball well.
16. I'm doing my homework. ________homework is about rainforests.
.
an
The
a
the
a
an
The
the
用a, an, the或 / 填空。
I’m Li Xiao. I’m in ______ Class 5, Grade 7. This is my classroom. Can you see ______ map on the wall It’s ______ old map. There are many ______ desks and chairs in my classroom. We have four classes in ______ morning. ______ first class begins at ______ 8:00 clock. After ______ school, I often play ______ basketball with my classmates. I also like playing ______ guitar. I always go home by ______ bus.
/
a
an
/
the
The
/
/
/
the
/
选择填空。
( )1. There is ____ “s” in ____ word “bus”.
A. a; a B. an; the C. an; a
( )2. Math is ____ useful subject. You should work hard on it.
A. an B. the C. a
( )3. —What color is ____ orange —It’s ____ orange.
A. an; / B. an; an C. a; the
( )4. ____ earth is one of the sun’s planets(行星).
A. An B. The C. A
( )5. Mary likes music very much. She usually plays ____ piano after school.
A. the B. / C. a
B
C
A
B
A
Grammar in Use
can/can’t
Part 2
情态动词是动词的一种，表示说话人的语气和态度等，有一定的意义，没有人称和数的变化，不能独立做谓语。
常用的情态动词有：
can, could, will, would, may, might, must, should等。
本单元主要讲解can表示能力的用法。
情态动词 can/can’t
情态动词 can 的用法
can: 表示能力，意为“ 能、会 ”。
I can play the guitar. 我会弹吉他。
He can swim. 他会游泳。
can后面的动词有什么特点？
I can dance.
I can’t sing.
dance
can随人称变化而变化吗？
1. I can play chess.
2. You can sing.
3. He can run fast.
4. She can paint well.
5. We can read with feeling.
6. They can speak English.
sing
观察
注意1：can ＋___________
动词原形
注意2：can没有人称和数的变化
Activity 1 Look at the pictures and read the sentences. Pay attention to the modal verb can and its negative form can’t.
A bee can fly in flowers. It can’t swim in the water.
Sharks can swim in the water. They can’t climb trees.
Monkeys can climb trees. They can’t fly in the sky.
can/can’t
肯定句
否定句
主语 + can + 动词原形+ 其他.
主语 + can not (can’t)+ 动词原形+ 其他.
口诀:肯变否，加not; some变成any; and变成or。
将下列句子变成否定句。
1. He can jump.
2. She can sing some English songs.
3. I can sing for the party.
4. They can play basketball.
5. We can sing and dance.
1. He ______jump.
2. She _____ sing _____ English songs.
3. I ____ ___ sing for the party.
4. They _____ play basketball.
5. We ______ sing ___ dance.
can’t
can’t
any
can
not
can’t
can’t
or
否定句—练习题
Activity 2 Pair plete the table, and then ask and answer questions in pairs.
Can/Can’t
1. Can pine trees grow very tall Yes, they can.
2. Can a shark swim _____, it _____. But it can’t climb.
3. Can butterflies jump _____, they _____. But they _____ climb.
4. Can a duck fly _____, it _____. But it _____ fly very high.
5. Plants and animals ______ live together in nature.
Yes
can
No
can’t
can
Yes
can
can’t
can
一般疑问
Can + 主语 + 动原 + 其他
肯回：Yes, 主语 + can.
否回：No, 主语 + can’ t.
can
表能力（意为“ 能、会 ”）；表请求；表许可......
含义
基本句型
肯定句
主语 + can + 动词原形+ 其他.
情态动词can的用法
后接动词原形，没有人称和数的变化
用法
否定句
主语 + can not (can’t)+ 动词原形+ 其他.
口诀:肯变否，加not; some变成any; and变成or.
一般疑问
Can + 主语 + 动原 + 其他
肯回：Yes, 主语 + can.
否回：No, 主语 + can’ t.
特殊疑问
特殊疑问词 + can + 主语 + 动词原形
The little monkey can climb trees.（改为一般疑问句并作肯定回答）
—
— , .
Can the little monkey climb trees
Yes
it
can
We can play the violin.（改为一般疑问句并作肯定回答）
— ______ you ______the violin.
— ______ , ______ ______.
Can
play
Yes
we
can
注意人称转换！
I/we→you
my/our→your
一般疑问句—练习题
His brother can play basketball. (就划线部分提问)
_____ _______his brother _______
What
can
do
He can sing an English song. (就划线部分提问)
What______ he _______
can
do
I can ride a bike. (就划线部分提问)
What______ _____ _______
can
you
do
注意人称转换！
I/we→you
my/our→your
特殊疑问句—练习题
What can a panda do
It can climb trees.
It can bring people a lot of fun.
...
Activity 3 Read the text and fill in the blanks with can or can’t.
Menglan is a panda in a zoo. People _____ feed him, or go very near him, but they ______ watch him.
Menglan is very lovely. He _______climb high in a tree. He ______ play with his toys. He ______ talk, but when people call his name, he _______understand it. It is great fun to watch him in the zoo.
can’t
can
can’t
can
can
can
It’s fun to do sth. 做某事很有趣
It 是形式主语，真正的主语是后面的to do sth.
Summary
We learn:
the rules of using indefinite articles and definite articles.
how to use the modal verb can and its negative form can’t.
We can:
describe the activities in four seasons and the skills of animals.
I. 单项选择。
1. —What’s that under your desk
—It’s ______ eraser. I think ______ eraser is Xiao Ya’s.
A. a; a B. an; an C. a; the D. an; the
2. Trees can ______ very tall in the rainforest.
A. to grow B. growing C. grow D. grows
3. The forest is ______ place with many trees and animals.
A. a B. an C. the D. /
4. —How about flying ______ with me —OK.
A. kites B. deserts C. seas D. eggs
5. It is great fun ________ colorful fish swimming in the sea.
A. watch B. to watch C. watching D. watches
D
Exercises
C
A
A
B
II. 根据汉语提示或所给词的适当形式填空。
1. It is __________. Let’s fly kites. (wind)
2. Can monkeys ___________ the trees (climb)
3. —Can you ____________ me when I speak English (understand)
—Yes, I can.
4. We need eleven people to _______ _____ (组成) a team.
5. Butterflies ______ _____ (以.....为食) the flowers of garden plants.
6. We can see many kinds of plants and animals _____ _____ ____ _______
(全世界).
windy
Exercises
climb
understand
make up
feed on
all over the world
按要求完成下面句子。
1. He can play the guitar.(变成一般疑问句)
________________________________
2. Dolphins can swim in the water.(变成否定句)
________________________________
3. Can she fly a kite (作肯定回答和否定回答)
________________________________
4. Monkeys can climb trees.(对画线部分提问)
________________________________
5. I can give you some bananas.(变为一般疑问句)
_________________________________
Can he play the guitar
Dolphins can’t swim in the water.
Yes, she can. No, she can’t.
What can monkeys do
Can you give me some bananas
1. Review rules of articles and the modal verb can or can’t.
2. Draw a thinking map to show the rules of indefinite articles and definite articles.
3. Write a short text about the skills of your favorite animals.
Homework
.

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