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(共46张PPT)
主讲人：XXX
课型：语法课
Grammar
Unit 7
The natural world
观察和探究S+V+О+О和S+V+O+C句型的结构特征，并在语境中识别和运用这些句型;（学习理解）
01
理解和体会连词 and、but、or 和 so 的含义和用法，并在讨论生态系统时使用恰当的连词整合句子，表达不同的逻辑关系;（应用实践）
02
在描述生态系统的关键信息时，正确运用所学句型和连词，深化对生态系统重要性的理解。（迁移创新）
03
Revision
01
02
03
Production
04
Summary
05
Language points
06
Exercises
07
Homework
08
Presentation
Practice
Revision
01
Revision
What do you know about oceans
It covers the largest area of the earth’s surface. The sun gives ocean animals light and heat. It is provides home for animals all year around. We call the ocean the “heart” of the earth.
Presentation
02
Presentation
The sun gives ocean animals light and heat.
S
V
IO
DO
IO
The indirect object (IO) is a noun, noun phrase or pronoun. It refers to the person or thing that the action of a verb is done to or for.
e.g. She gave me the book.(IO : me)
Presentation
The sun gives ocean animals light and heat.
S
V
IO
DO
DO
The direct object (DO) is a noun, noun phrase or pronoun. It refers to the person or thing that is directly affected by the action of a verb.
e.g. She gave me the book, (DO: the book)
Can we change the order of the direct and indirect objects
Presentation
The sun gives ocean animals light and heat.
=
We should build local wildlife a better home.
The sun give light and heat to ocean animals.
S
V
IO
DO
We should build a better home for local wildlife.
Presentation
Which verbs can take two objects
Brainstorm
Presentation
We call the ocean the “heart” of the earth.
S
V
O
C
OC
An object complement is a word or phrase that follows and describes the direct object of a sentence. It gives more information about the direct object.
Presentation
Forms of object complements Examples
They named the cat Bob.
I found the movie boring.
They consider the idea theirs.
They left him at home.
I asked her to help.
I saw him running.
Summarize different forms of object complements
Noun or noun phrase
Adjective
Pronoun
Prepositional phrase
Infinitive
Participle
Presentation
The mother bird keeps the eggs safe.
S
V
O
C
We made the forest the topic of this class.
S
V
O
C
Adjective
Noun phrase
Presentation
The ocean provides a home for animals all year round.
adverbial
We can add an adverbial to the structures above. We use an adverbial to show when, where or how an action is done.
Presentation
Read and learn
Sentences Adverbials
She gave me a gift yesterday.
He told us a story in a soft voice.
They talked in her office.
Adverbial of time -- when
Adverbial of manner -- how
Adverbial of place -- where
Presentation
Presentation
Practice
03
Practice
They showed us maps of the polar regions.
(2) The teacher gave the class a lesson on polar animals yesterday afternoon.
(3) The weather made the journey hard.
S+V+O+C
S+V+O+O
S+V+O+C
S+V+O+O
S+V+O+O
Practice
S+V+O+C
S+V+O+O
S+V+O+C
S+V+O+O
Production
04
Production
1.Forests give wild animals a home.
2.Mr Wu showed us the importance of protecting forests.
3.Plants in wetlands make the water clean.
4.Forests keep the air fresh.
Write 4 sentences about ecosystems, using the sentence structures “S + V + O + O" and “S + V + O + C”.
Revision 2
01
Revision
(1)Each ecosystem has a role to play ________helps keep the balance between all its members and the greater environment.
(2) This goes on and on, __________ the ocean is just like the "heart" of the earth.
(3) Wetlands only cover about 6% of the earth's land area. __________ they are home to around 40% of all the types of plants and animals.
and
Revise and fill
so
But
Presentation 2
02
Presentation
We use and to join similar or related ideas.
When joining more than two expressions, we usually only put and before the last.
and
Presentation
but
We use but to join ideas that are different.
Presentation
or
We use or to introduce another possibility.
In negative sentences, we use or to join two or more ideas.
Presentation
so
We use so to express the result of something.
Presentation
Practice 2
03
Practice
A: Coral reefs are amazing. They help many sea animals live.
B: Yes, they are very important, _________ they also protect the coastlines from storms.
A: That’s true, _________ coral reefs are in danger because of pollution and climate change.
B: It’s very worrying. We must do something to protect coral reefs. We can join a clean-up group __________start our own group.
A: Yes, we can stop people from polluting the ocean, _________we can save them for the future.
and
but
or
so
Practice
Grasslands can be hot, so animals sit under the shade of trees.
Wetlands can have salt water and fresh water.
There are forests in Asia and Europe.
Deserts are dry, but they are not always hot.
Some rainforest animals don't like wind or rain.
Production 2
04
Production
The desert is very dry, but some plants still grow there. Some animals can live in the desert, and they can survive without much water, Some plants give animals food. The temperature can be really high during the day, so some animals find it hard to stay cool. They might find shade or hide underground to stay safe.
Summary
05
Summary
What do we learn today
观察和探究S+V+О+О和S+V+O+C句型的结构特征，并在语境中识别和运用这些句型;（学习理解）
01
理解和体会连词 and、but、or 和 so 的含义和用法，并在讨论生态系统时使用恰当的连词整合句子，表达不同的逻辑关系;（应用实践）
02
在描述生态系统的关键信息时，正确运用所学句型和连词，深化对生态系统重要性的理解。（迁移创新）
03
Language points
06
Language points
1.Little rain and too much sunshine make deserts dry.
降雨量少、日照过强，使得沙漠十分干燥。
不要在手机上花费太多时间。
Don't spend too much time on your smart phone.
Language points
2.Quite a few desert plants also give animals food.
不少沙漠植物也会为动物提供食物。
在书架上你能看到相当多的书。
You can see quite a few books on the shelf.
相当多，不少
quite a few
Exercises
07
Exercises
1. —I like cooking, ______ I'm not good at it.
—You may ask Lily for help. She cooks nice food.
A. and B. but C. or D. so
2. —Learning to love is like learning to walk.
—Yes. Step out bravely ______ you'll find it's not so difficult.
A. or B. and C. but D. so
3. —When and where shall we talk about the plans
—You can come to my office tomorrow ______ I'll come to your place next Monday.
A. and B. or C. but D. so
Exercises
4. The structure of the sentence "Hobo built Eddie a tent." is "_______".
A. S + V + O B. S + V + P
C. S + V + O + O D. S + V + O + C
5. The sentence structure of "We find Alice in Wonderland interesting." is "_______".
A. S + V B. S + V + O
C. S + V + O + O D. S + V + O + C
Homework
08
Homework
Have to do
1. Finish the exercises.
2. Preview Word power.
Choose to do
Write about what you know about ecosystems using S + V + O + O and S + V + O + C.
Use and, but, or and so to join your ideas.

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