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(共19张PPT)
Unit 4
The Earth
Key question
Why should we learn about the Earth
We often use “There is/are...” to say that something exists somewhere.
There are millions of animals on Earth.
Some live on land, some ...
There are many people living on Earth. It provides ... with...
There are fields and mountains, rivers and seas, forests and deserts.
Can you describe these photos
There are many different plants.
Some are tall, some are small.
Present—Observe—Discover—Induce
Su Mei and Su Wen are talking about how to protect the sea. Guess the missing words.
Su Mei: The sea is very important to us. But there is more and more plastic pollution in the sea. What can we do to help protect the sea
Su Wen:There are many things we can do. We shoud organize a Beach Clean-up Day. You see, there are always many bottles and plastic bags, and a lot of other rubbish on the beaches in our area.These things all end up in the sea.
Su Mei: That’s a good idea! Are there any other things we can do to help
Su Wen:Yes,of course, I will send you an article with some good suggestions.
Tip: Pay attention to the underlined nouns and noun phrases.
Think about the difference:
You see, there are always many bottles and plastic bags, and a lot of other rubbish on the beaches in our area.
You see, there is always a lot of rubbish, and many bottles and plastic bags on the beaches in our area.
Remember:
There be句型在使用时, 谓语动词的单复数通常遵循
_______________。
“就近原则”
Today, there is a lot of pollution.
There are also many people like you and me on Earth.
There are many different plants.
There are different animals on Earth too.
There are forests and rivers, mountains and fields.
We use ____________ with a singular noun or an uncountable noun.
We use ____________ with a plural noun.
there is
there are
Observe and think
We often use there is … or there are … to say that something exists somewhere.
There is
a beautiful world under the water.
a lot of pollution on Earth.
Is there any water in the glass
Yes, there is.
No, there isn’t.
There are different plants and animals on Earth.
Are there five apples in the bag
Yes, there are.
No, there aren’t.
There ______ a pen on the desk.
There ______ two boxes on the desk.
There ______ a pen and two boxes on the desk.
There ______ two boxes and a pen on the desk.
There ______ some water in the bottle.
There ______ some rocks in the bottle.
There ______ some rocks and water in the bottle.
There ______ some water and rocks in the bottle.
is
are
is
are
is
are
are
is
Can you try this exercise
Practise and drill
Word banks
lithium battery 锂电池
tin can 锡罐Recyclable waste 可回收物
Residual waste 其他垃圾
Food waste 厨余垃圾
Hazardous waste 有害垃圾
What are they
What rubbish is there in each bin
Write sentences with There is / are.
Task: Work in groups of four. Prepare a speech to ask more people to take part in the Beach Clean-up Day. Discuss the questions below.
Q1：Why are you asking people to take part in the
Beach Clean-up Day？
Q2：What can you see on the beach
Q3：What can people do to protect the sea
Q4：What can you do to encourage people to join
Use and apply
Then write the speech together and choose a group member to give the speech to the class.
根据题目要求，完成下列句子。
1. There are some bottles of milk in the fridge.
(改为一般疑问句并作肯定和否定回答)
______ ______ ______ bottles of milk in the fridge
Yes, ______ ______.
No, ______ ______.
2. There are ten birds in the tree.
(就划线部分提问)
______ ______ birds ______ ______ in the tree
Are there any
there are
there aren’t
How many are there
More practice
3. There is some ice on the river.(就划线部分提问)
______ ______ ice ______ ______ on the river
4. There are some apples in the box.
(用a / an替换some改写句子)
There ______ ______ ______ in the box.
5. Is there a piece of paper on the desk
(用three替换a改写句子)
______ there ______ ______ of ______ on the desk
Are three pieces paper
How much is there
is an apple
More practice
1. There ________ (be) many bottles and bags on the beaches in that area.
2. There ________ (be) less and less dirty water in the river.
3. ________ (be) there any other things we can do to help
4. ________ (be) there anything wrong with your car
5. There ________ (be) a teacher and many students standing in the classroom.
More practice
are
用括号内所给词的适当形式填空。
is
Are
Is
is
1. There ________________________ in the green bin for food waste.
2. There ________________________ in the sea for us to protect.
3. There ________________________ in our classroom for teaching.
4. There ________________________ in my schoolbag.
5. There ________________________ in my hometown that you can visit.
More practice
用there be句型完成下列句子。
Self-assessment
评价 内容 1. 我能掌握There be句型的语法知识。 1 2 3 4 5
2. 我能用There be句型来描述地球的环境问题。 1 2 3 4 5
3. 我能用There be句型呼吁人们保护地球。 1 2 3 4 5
Homework
基础作业
1. 熟练朗读课本第57页的对话。
2. 把Grammar in use的演讲稿写成作文，注意在作文中正确使用There be句型。
拓展作业
用There be句型谈论更多环境问题，并尝试给出解决问题的建议。

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