Lesson 17 School Science Fair 课件(共19张PPT)

(共19张PPT)
Unit 3 School Life
Lesson 17 School Science Fair
目
录
CONTENTS
1 学习目标 2 新课导入
3 新课讲解 4 当堂小练
5 课堂小结
7
学习目标
掌握单词:prize, video, piece, visitor
短语:win first prize, be interested in…, a piece of, different kinds of
掌握一般现在时、一般过去时、一般将来时和系动词的用法
了解学校科学展览
新课导入
Look at the pictures above. The students are at science fairs. What do you do at a science fair
说一说
新课讲解
Danny and Jenny are talking about their school science fair. They are very excited.
Danny：Hey, Jenny!Are you ready for the big science fair next week
Jenny：Oh, I hope so. I worked really hard this year.
I hope to win first prize.
Danny：Don't worry, Jenny. You will do a great job!
What is your project about
新课讲解
Jenny：It's about silk worms. I am really interested in this subject. I made
a video about silk worms.
Danny：Wow！
Jenny：I have a small piece of old silk. I also have a silkworm for the visitors.
Danny：Silk worms are interesting.
Jenny：Yes, they're amazing!
Danny：My project is good, too.
Jenny：What is it about, Danny
Danny：My project is all about donuts. I talk about the history of donuts.
I will make ten different kinds of donuts. And people can taste them all.
新课讲解
Learning Tip
Do you know what a fair is A fair is a place where people go to present their work or buy and sell different goods. At a science fair people present science projects and others come to see the projects. At a town fair people sell different goods and others come to buy the goods.
新课讲解
Language point 1
Don’t worry, Jenny. 詹妮，别担心。
worry动词，担心。
搭配:worry about为……担心
be worried about… “担心……”，强调状态。
e.g. Don’t worry about me. I can do it.
别为我担心。我能做。
e.g. The woman is often worried about her son.
这位女士经常担心她的儿子。
新课讲解
Language point 2
a piece of 一张/片/块，后接不可数名词时，
表示不可数名词的数量。复数形式为pieces of“几张/片/块”。
e.g. Would you like another piece of bread
你想再要一片面包吗？
e.g. I need ten pieces of paper.
我需要十张纸。
I have a small piece of old silk.
我有一小块旧的丝绸。
新课讲解
Language point 3
visitor 参观者
构词法：“动词＋ or/ er”构成名词，表示动作的执行者。
e.g. teach(教)—teacher(教师)，
act(表演)—actor(演员),drive(驾驶)—driver(司机)
visit是动词，意为“参观，拜访”，visit还可作名词。visitor是由动词visit加上 or构成的。
e.g. Many visitors visited the Great Wall yesterday.
昨天许多游客参观了长城。
新课讲解
Language point 4
kind 种类
a kind of意为“一种”；all kinds of意为“各种各样的”；kind of 意为“有点儿”。
different kinds of不同种类的。
e.g. We have different kinds of books.
我们有不同种类的书。
新课讲解
1
1．Danny and Jenny are excited about the science fair.(　　)
2．Jenny's project is about silk.(　　)
3．Danny will make five different kinds of donuts.(　　)
4．Danny will teach people to make donuts.(　　)
Let's Do It !
T
F
F
Listen and write true (T)or false (F)．
F
新课讲解
2
Read the lesson and answer the questions.
1. What does Jenny hope？
2. What did Jenny make for her project
3. What's Danny's project about
4. What will Danny make for his project？
She hopes to win first prize.
She made a video about silk worms.
It is all about donuts.
He will make ten different kinds of donuts.
新课讲解
3
Fill in the blanks with the correct forms of the phrases in the box.
1. I ______________ science. I will take part in the science fair.
2．There are many ____________________ flowers in the park.
3．My mum bought me a new scarf and gloves. Now I
______________ the winter.
4．Can I have _______________ cake It looks delicious.
5．Your project was really good. You __________________.
am interested in　　
be ready for　 do a great job be interested in
a piece of different kinds of
different kinds of
am ready for
a piece of
did a great job
新课讲解
4
Work in groups. Suppose there will be a science fair at your school. What will your project be about？How will you present your project？Interview your classmates and fill in the table.
Who What How
Ma Li Cars ·Bring a model car
·Give a report about the history of cars
·Show pictures of different kinds of cars
当堂小练
一、词语运用
1. People should be k__________ to animals. They are our friends.
2. Mo Yan won China's first Nobel P__________ for Literature．
3. During National Day many v__________ come to the Great Wall every year.
4. If you work hard now, you can get a good j______ in the future.
5. Which s__________ do you like better, English or shop
ind
rize
isitors
ob
ubject
当堂小练
二、单项选择
1．He knows a lot, because he likes reading______ books.
A．all kind of B．all kinds
C．different kind of D．different kinds of
2.__________ nervous! You will be successful.
A．Don't B．Not
C．Don't be D．Be
D
C
当堂小练
3．I can __________ myself. Don't worry about me.
A．look at B．look for
C．look up D．look after
4.The movie covers all of Chinese history. It is _________ worth seeing again.
A．mainly B．really
C．possibly D．hardly
D
B
课堂小结
重点单词：prize, video, piece, visitor
重点短语：win first prize, be interested in…, a piece of, different kinds of
重点句子： Don’t worry, Jenny.
I have a small piece of old silk.
I am really interested in this subject.
归 纳