資源簡介

(共35張PPT)
Unit 1 When was it invented
Section B 3a-Self check
寫作課
。
本單元以"Inventions"為話題，主要談論了歷史上及生活中的一些重要發明，要求學會介紹某項發明的用途、特點等。該話題常見的命題形式有∶介紹歷史上的一項重要發明;介紹你身邊的人或你自己的一項新發明。
1.能用“be invented in/by..., be used for…,be made of/from/by...”等句型描述發明物的歷史。
2.能夠在寫作中運用素材收集、話題解讀、問題回答、遣詞造句、連句成篇、篇章結構布局、寫作思維導圖等寫作技能和寫作策略介紹一項發明。
3.鼓勵學生保持對科學發明探索的興趣
Some fruits were bought (by him) yesterday.
He bought some fruits yesterday.
He rode the motorbike to his factory last night.
The motorbike was ridden to his factory (by him) last night.
We made the snowman this morning.
The snowman was made by us this morning.
Ask and answer in pairs.
A: What invention is it
B: …
A: Who was it invented by
B: ...
A: When and where was it invented …
·Problem: __________________________
·New invention: _____________________
·What it is used for: ___________________
a special pen
quickly taking notes in class
taking notes in class
Can you think about more details about this pen
What is it made of
What special thing does it have
What does it look like
How can it help you
Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
3a
3
4
1
2
5
who
when
how
...was/were invented by...
...invented ...
in+ 年份
on+月，日，年
1at the same time 2although 3 in addition 4besides5what's more 6as well 7also 8for example9 another example10
because....for the purpose of .....in order to solve/help.....
There be...
color,shape,size
what
why
invention
How to introduce an invention
3b
This special pen was invented by Liu Jie. It has three colors and is used for …
Imagine you are a business person. Write a description of
your new invention. Try to sell the invention to the class.
假如你是一個商人，你有一項新發明。請以A special…為題介紹一下你的新發明，并將它推銷給你的同學們。詞數80-100。開頭已給出，不計入總詞數。
這是一篇事物介紹類的說明文，根據題目提示可考慮采用下面的模板。
the special pen
引出話題
介紹發明
暢想未來
... important in our daily life.
時間:The pen was invented
in ...
外形：... was long and round.
用途:write some messages ... open ...
I think pens are going to ...
寫作指導
1. 人稱: 主要用第三人稱
2. 時態: 一般過去時態為主，其它時態為輔；
3. 語態：主要用被動語態
4. 常用句型：
① ... was invented by / in … ② ... is made of / from …
③ ... is used for/to/as...
④ I think … is a very useful invention.
5. 寫作思路
首先，使用3b句型介紹發明的產品發明人名稱；
其次：根據3a提示，使用句型介紹類型、用途及其制作材料等；
最后：介紹自己的使用感受效果等, 建議同學買一個。
注意：要恰當運用被動語態，檢查時態、句子結構等是否正確。
1. I think … is a very useful invention.
我認為……是一項很有用的發明。
2. … was invented by …
……是由…… (某人)發明的
3. … was invented in …
……是在…… (某時間)發明的
4. It is used for … 它被用來……
5. … is made of ………是由……(材料)制成的
常用句型：
This special pen was invented by Liu Jie. It has three colors and is used for taking notes quickly. It is very useful if you have a lot to write down. The pen comes with a microchip that can store a list of common words that you will use. You can program the words you will use often into the microchip's memory, then assign a short form to each word. When you are writing, you just need to write the short forms with the pen, press a button on the pen and all short forms will change into the actual words. The microchip can contain up to 50 words and you can make changes to the list of words whenever you need to.
Hi, boys and girls. I have a special invention. This special pen was invented by Liu Jie. It has three colors and is used for taking notes quickly in class. It was invented in 2012. It is made of plastic and steel. It can remember what the teacher said. It can also help write down the main points. I think it’s a useful invention.
Do you like it If you like it, please call me at 13562327969.
范文展示：
從古自今，無數發明走進了我們的生活，例如點燈、電視、電腦、電話、手機、自行車和雨傘等，這些發明給我們的生活帶來了諸多便利，提高了我們的生活質量，真是“小發明改變世界”。請以“My favorite invention"為題根據要求完成A、B兩項寫作任務。
B.請以“My favorite invention"為題，寫一篇短文。
要求：1.內容包含A部分的信息，適當發揮，內容完整。
2.語句通順連貫，無單詞拼寫及語法錯誤。
3.書寫規范整潔。 4.不少于80詞。
A.用完整的句子回答下列問題：
1.What's your favorite invention
2.When was it invented
3.Who was it invented by
4. What is it used for
5.What do you think of the invention
My favorite invention is light bulb.
It was invented in 1854.
It was invented by Thomas Edison.
It is used for seeing in the dark.
I think it's a great /useful/invention.
Beginning
Sb.al always have difficulty in doing sth., so he invented this.
Body
It is made of…
It looks like…
It has…
Not only can it help you…, but also it can help you…
End
Nowadays, it has become so popular in the world and a lot of people like to used it.
體裁：說明文
時態：介紹發明要用一般現在時
人稱：第三人稱
在介紹該發明的工作原理時，可以使用表示順序的詞first和then來連接，這是使用邏輯紐帶的方式進行銜接的一種方法。
convenient helpful useful interesting fascinating creative more easier popualr/important
daily lives日常生活be made of/from 由……制成
by accident 偶然；意外地meet the requirment/need of 滿足需求、要 provide /offer提供
be used to/for 被用來……at that time 在那時
without doubt 毫無疑問；的確
not only … but also … 不但……而且……
thanks to 由于；多虧
單詞短語儲備
開頭句：
Among all the modern inventions, I think … is one of the最高級 one. Do you know when was it invented
I think … is such a great invention.
In my opinion, … is one of the greatest inventions.
中間句：
It was invented … ago. It was made of/from …
It was used to/for …This invention can not only … but also …
This invention made it … for sb. to do sth.There is no doubt that ...
結尾句：
Thanks to …, our lives have been greatly improved.
Without doubt I like … because …
… play(s) an important part in our daily lives.
常用的關聯詞
1. 開頭常用詞語：
as far as we know 據我們所知
as is known to all /everybody knows 眾所周知It's well known that
at present 目前
first of all 首先
tell the truth 老實說
2. 結尾常用詞語：
after all 畢竟in the end 最后
in a word 總而言之
we hope that ... 我們希望 In short 簡而言之clearly 顯然
In my opinion ,wisely and properly
原因 thanks to, because of, because結果 as a result of, so/therefore, so ... that
承上啟下 every coin has two sides任何事物都有兩面性 last but not least最后同等重要的是 轉折 however, yet, but
補充說明 not only ... but also ..., furthermore/ What’s more/ besides/ in addition/as well, It is said that ...
My favorite invention is light bulb. It was invented in 1854.It was invented by Thomas Edison. it is used for seeing in the dark. I think it's a great /useful/invention.
There are many inventions around us,such as computers,cameras and mobile phones and so on.
I believe that it is a small invention that changed the world.What's more,Thomas Edison was a great inventor.I also want to be an inventor like him.
And it's made of glass and looks like a ball.It has brought bright to the world since it was invented. With light bulb, people can do more things than before.
My favorite invention
計算機在我們的生活、工作中的作用越來越大，你知道計算機的起源與發展嗎？請結合計算機的發明時間(1946年）、外形、用途等方面,談一下它的發展變化，并說明你對未來計算機的暢想。要求：1.意思連貫,語句通順;詞數不少于80。
Computer
____________________________________________________________________________________________________________________________________
這是一篇事物介紹類的說明文，根據題目提示可考慮采用下面的模板。
計算機
引出話題
介紹發明
暢想未來
... important in our daily life.
時間:The computer was invented
in ...
外形：... was huge.
用途:send some messages ... open ...
I think computers are going to ...
Computer
Computers are becoming more and more important in our daily life. Do you know when the computer was invented The computer was invented in 1946. At that time , it was huge. With the development of science and technology, the computer has grown smaller. Now there are many kinds of computers, such as personal computers and laptops. The computer is a very useful tool in our life.
For example , it can send some messages to foreign friends by e-mail. What’s more , it can share information with others through the World Wide Web. We can also listen to music or play the game on computers. It makes us relax.
It’s hard to imagine what our life would be like without computers. I think computers will be more convenient and they are going to change our life completely in the near future.
【參考范文】
English Composition of Ningyang Guanghe School（Unit 1）
CLASS： GRADE： NAME： SCORE：
微信（Wechat）是騰訊公司（Tencent）于2011年推出的提供通訊服務的應用程序（app）。微信可以用來發送語音短信、視頻、圖片和文字；分享日常生活；玩游戲等。微信紅包、微信支付也非常受歡迎，請你根據要點提示寫一篇介紹微信的短文。
要點：1.發明 2.用途 3.評價（利弊）
supplement : Wechat mini program微信小程序
Wechat official account 微信公眾號
【寫作自評表】
請使用下面的表格完成自評和修改。依據每個問題進行自查，看看結果是“是”還是“否”。如果是“否”，請記錄如何修改以完善自已的寫作。
問題 是 否 如果為“否”，如何改進
我在短文的第一段是否對微信的發明做了簡短的介紹？
我在短文的第二段是否對微信的用途做了清晰的介紹？
我在介紹微信的用途時是否有清晰的層次？
我在短文的末尾是否做了恰當的評價？
結合以上問題，我的短文結構是否清晰？
我的短文是否運用了恰當的句型和豐富的詞語？
我的短文在拼寫、語法和標點方面是否都正確？
【寫作互評表】
請一位同伴閱讀你寫的短文并完成下面的表格。之后，請你根據同伴的反饋進一步修改和完善你的短文。
作文評價量化表
Items評價項目Standard Scores標準分值 Score得 分
Format 格式 1 Person人稱 2
Tense時態 2
Content內容：1.結構 2.句型 3.要點明確有依據 8
Hand-writing書寫 2
語法或單詞拼寫錯誤扣分（每處扣1分）
Total總分 25
WeChat is one of the most useful apps in our daily lives. It is widely used around the world. Here is an introduction to WeChat.
WeChat was invented by Tencent in 2011. It is a popular app which is used to communicate with（和…交流 )others. For example, it can be used to send voice messages（語音信息 ）, videos （視頻）, pictures and words . Another example is that we can also share our daily lives through WeChat . Besides （而且）, playing games on Wechat is really a good way to relax. Also, people prefer to send WeChat red packets among (在…中) friends or family members.
Another thing is that WeChat pay makes our life much easier. What a convenient app !
However, every coin has two sides (事物都有兩面性).Some students spend too much time chatting with others through WeChat. So they can't pay more attention to(更多地注意) their study. What's more, using WeChat too much may be harmful/bad to(對…有害 )eyes . Last but not least(最后但同樣重要的是）, our private information may be stolen by bad people and used to do bad things. In my opinion（依我之見）, we are supposed to use it wisely （理性地）and properly（恰當地）.
It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may ______ things which are _______ the same. It’s hard to tell who came up with the idea first. Some inventions can also lead to other inventions _____________. So some people _____ whether the inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or _______ usually _______ more than one inventor when giving information about inventions.
invent, doubt, mention, nearly, website, all of sudden
Complete the passage with the correct forms of the words in the box.
Self Check
invent
nearly
all of a sudden
doubt
websites
mention
My watch was stolen (by someone).
Five eggs were used to make this big cake.
When was the personal computer invented
We were asked not to run in the hallway.
The video was taken back to the store (by someone).
Self Check
3. Find out information about an invention you would like to know more about and write sentences below.
Invention:___________
When: ______________
Who: _______________
Purpose:_____________
switch plug
(斷路插頭)
2012，
富超穎 (中國)
scooter carriage
(滑板嬰兒車)
2007年
Valentin Vodev (奧地利)
Self Check
如何介紹某項發明
Para 1
引出話題
... important in our daily life.
Para 2
介紹發明
時間：It was invented in ...
材料：It’s made of....
外形：... is/was small/huge/light ...
用途：... is/was used for/to ...
Para 3
談談感受
I think/hope it ...
Summary
1. The first paper __________ (make) in China in 105 AD.
2. For over 500 years the art of making paper __________ (limit) to China.
3. In 610, papermaking ______________ (introduce) into Japan.
4. Kites ___________ (know) in China about 3,000 years ago.
5. Wheelbarrows ____________ (invent) in the Han Dynasty.
6. Gunpowder _______________ (discover) by the Chinese hundreds of years ago.
7. Soccer _____________ (develop) in England in the 12th century.
was made
was limited
was introduced
were known
were invented
was discovered
was developed
I、Fill in the blanks with the correct form of the given verbs.
Ⅱ.用所給詞的適當形式填空。
1. Now computers are widely used in our ______ (day) lives.
2. He mentioned _________ (hear) from her often.
3.The soup is very _______ (salt) because my mother put lots of _____ (salt) on it.
4. Since then, the ___________ ( popular ) of basketball has risen quickly.
5. I have worked here for _______(near) two years.
daily
hearing
salty
salt
popularity
nearly
1. Review the words in this unit.2. Write a passage to introduce an invention in daily life
假如你發明的“飛行單車”在學校科技節中獲獎，被推薦參加一個國際青少年科技展覽。請用英語介紹你的發明， 內容包括下圖1-4項。
注意：
（1）參考詞匯：輪子：wheel 太陽能：solar power
（2）詞數80左右（文章的開頭已給出，不計入詞數）。
（3）不得透露學校、姓名等任何個人信息。
My invention is a flying bike. ____________________________________________
____________________________________________________________________________________________________________________________________________________________________________________________________________
Homework

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