仁爱科普版（2024）七年级英语下册 Unit 10 Lending a Helping Hand Grammar in Use 课件 （共31张PPT）

(共31张PPT)
Unit 10 Lending a Helping Hand
Exploring the Topic:
Grammar in Use
(Possessive pronouns & The simple past tense Ⅱ)
结合图片和文字描述，在语境中理解并学会使用形容词性物主代词和名词性物主代词；
2. 通过对话和表格总结、归纳一般过去时的用法，并在语境中
进一步巩固对所学知识的掌握；
3. 培养运用所学的语法知识描述社区活动的意识和
能力，同时引导学生爱护社区环境，
做社区的主人。
Look at the pictures and recall neighbors’ behavior.
Mr. Wang
Mrs. Wang
Dr. Li
Look at the pictures and recall neighbors’ behavior.
Mr. Wang
Mrs. Wang
Dr. Li
Mr. Wang helped them carry boxes to their house.
Mrs. Wang brought them some dishes.
Dr. Li loves flowers. He helped Mr. Zhao clean up the garden.
试着将画线词归类，你还知道哪些？
Look at the pictures and read the sentences. Pay attention
to the possessive pronouns.
Activity 1
Possessive pronouns
Look at the pictures and read the sentences. Pay attention
to the possessive pronouns.
Activity 1
Possessive pronouns
物主代词！是什么样的词呢？
Possessive pronouns
物主代词的概念和分类
·概念：表示所属关系的代词为物主代词，表示“……的”。
·分类：物主代词分为形容词性物主代词（形物代）和名词
性物主代词（名物代）。
Complete the table with determinative or nominal possessive pronouns.
Activity 2
Possessive pronouns
mine
yours
his
her
its
ours
your
theirs
【形代物变名代物口诀】
有s的不要变，没s的加s；只有my是例外，my要变成mine
Possessive pronouns
·形容词性物主代词
1. 形容词性物主代词相当于形容词，只能作定语，后面必须跟名词。不能单独使用。
e.g. Is that your bike？
那是你的自行车吗？
My cup is lost.
我的杯子丢了。
物主代词的用法
Possessive pronouns
·形容词性物主代词
2. 名词前面用了形容词性物主代词，就不能再用冠词（a/an/the）、指示代词（this/that/these/those）等修饰该名词。
物主代词的用法
e.g. your those books （×）
your books（√）
Possessive pronouns
·形容词性物主代词
3. 与其他形容词一起修饰名词时，形容词性物主代词要放在形容词的前面。
e.g. his English books 他的英语书
their Chinese friends 他们的中国朋友
物主代词的用法
·名词性物主代词
1. 名词性物主代词相当于名词，表示“某人的某物”。在句中可做主语、表语。在句中单独使用。
Possessive pronouns
e.g. These are your flowers. Ours are on the desk.
这些是你们的花，我们的在桌子上。
This coat is yours. Where is mine
这件外套是你的，我的呢？
作主语
作表语
物主代词的用法
·名词性物主代词
2. 名词性物主代词= 形容词性物主代词 +名词
Possessive pronouns
物主代词的用法
e.g. My bag is red.=Mine is red.
我的包是红色的。
【口诀】
形物代胆子小，
需拉名词做保镖；
名物代胆子大，
一人可以闯天下
Possessive pronouns
This is his a desk.
That is hers.
Mine books are on the table.
Yours are in the schoolbag.
小小法官来断案
【口诀】
有名则形
无名则名
Read the text and tick(√ ) the correct words.
Meimei is my neighbor. She is also a good friend of (my/mine). We both like riding bikes to school. My bike is red, and (her/hers) is black. After school, we enjoy riding bikes in the community playground. We were very careful with the grass and flowers on the playground. We love (our/ours) community, and everything in the community is (our/ours).
Activity 3
Possessive pronouns
√
√
√
√
Possessive pronouns
牛刀小试
1. It’s _______(I) dog.=The dog is_______.(I)
2. That is _______(she) jacket. _______(it) color is very nice.
3. ——Whose pens are these
——_______(they) are _______(we).
4. Give _______(he) a toy, please.
5. _______(they) are _______(she) books.=These books are _______(she).
my
mine
her
Its
They
ours
him
They
her
hers
The simple past tense(Ⅱ)
Pair work. Read the conversation. Pay attention to the usage of the simple past tense.
Kangkang, how was your volunteer activity last weekend
It was great! We collected some money for wild animals.
Did you take part in other activities
Yes, we did. We planted some trees in the community.
Activity 1
The simple past tense(Ⅱ)
一般过去时的概念、形式及标志词
·概念：一般过去时表示过去发生的动作或存在的状态。
·形式：一般过去时由动词的过去式表示。没有人称和数的变化。当主语是第一人称和第三人称单数时，be动词用was，其他用were。
·标志词：yesterday (morning/afternoon/evening)、just now、 last week/month/year、时间+ago、in+过去的年份等
The simple past tense(Ⅱ)
Complete the table and learn how to use the simple past tense.
Activity 2
did
Was
Were
Were
was
wasn’t
didn’t
helped
were
was
weren’t
wasn’t
The simple past tense(Ⅱ)
一般过去时的句法结构
·含be动词
1. 肯定形式：主语+ was/were+表语
e.g. We were in China last week.
我们上周在中国。
The simple past tense(Ⅱ)
一般过去时的句法结构
·含be动词
2. 否定形式：主语+ was/were+not+表语
e.g. I wasn’t happy yesterday.
我昨天不开心。
The simple past tense(Ⅱ)
一般过去时的句法结构
·含be动词
3. 一般疑问句形式：Was/Were+主语+表语？
肯定回答：Yes, 主语 + was/ were.
否定回答：No, 主语+ wasn’t / weren’t.
e.g. —Were you born in Fujian？你出生于福建吗？
—Yes, I was.是的。
—No, I wasn’t.不，不是。
The simple past tense(Ⅱ)
一般过去时的句法结构
·不含be动词
1. 肯定形式：主语+动词过去式+其他
e.g. I got up at 6:30 yesterday.
我昨天6:30起床。
The simple past tense(Ⅱ)
一般过去时的句法结构
·不含be动词
2. 否定形式：主语+ didn’t+动词原形+其他
e.g. I didn’t have breakfast this morning .
今天早上我没吃早饭。
The simple past tense(Ⅱ)
一般过去时的句法结构
·不含be动词
3. 一般疑问句形式：Did+主语+动词原形+其他？
肯定回答：Yes, 主语 + did.
否定回答：No, 主语+ didn’t.
e.g. —Did you do your homework？你做完作业了吗？
—Yes, I did.是的。
—No, I didn’t.没有。
The simple past tense(Ⅱ)
你答对了吗？
1. Lucy did her homework at home.（改为否定句）
_____________________________________________________
2. I read an interesting book about history last night. （改为否定句）
_____________________________________________________
3. He found some meat in the fridge.（变一般疑问句)
_____________________________________________________
4. She saw Li Lei just now. （变一般疑问句，并作否定回答）
_____________________________________________________
Lucy didn’t do her homework at home.
I didn’t read an interesting book about history last night.
Did he find any meat in the fridge
—Did she see Li Lei just now —No, she didn’t.
Read the chant and answer the questions.
We all did volunteer work at the community garden.
We grew lovely vegetables and beautiful flowers.
We dug, swept and we planted.
We watered, cut out the bad plants, and then we waited.
We had fun working together.
We enjoyed helping each other.
Gardening is fun and our community is fine.
Activity 3
The simple past tense(Ⅱ)
1. What did people do at the community garden
_______________________________________________________
They did volunteer work.
Read the chant and answer the questions.
Activity 3
The simple past tense(Ⅱ)
2. How did people feel about their community life
_______________________________________________________
They were happy to do it.
We all did volunteer work at the community garden.
We grew lovely vegetables and beautiful flowers.
We dug, swept and we planted.
We watered, cut out the bad plants, and then we waited.
We had fun working together.
We enjoyed helping each other.
Gardening is fun and our community is fine.
The simple past tense(Ⅱ)
1. He put up his coat and ________(go) out quietly.
2.They _______ (take) lots of photos in the zoo yesterday.
3.She _______ (do) her homework yesterday evening.
4.Mike _______ (have) a great time at the party yesterday.
5._______ you _______ (pick) flowers last weekend
went
did
had
Did pick
took
1. 通过教材中的活动以及习题的总结，了解了物主代词 的用法；
2. 通过对话练习，掌握了一般过去时；
3. 通过学习文章，树立了社区主人翁观念，培养了爱护社区环境的意识。
1. Try to list the things you did for the community. Pay attention to the usage of the simple past tense.
2. Finish the exercises.