Unit 4 The Internet Connects Us Lesson 21 Books or computers 课件（19张PPT）

(共19张PPT)
Lesson 21
Books or Computers?
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A computer helps!
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Have you ever read any e-books?
Do you know how paper books turn into e-books?
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press /pres/ n. 印刷机;新闻界
appear /?'p??/ v. 出现；呈现；来到
electronic /??lek'tr?n?k/ adj. 电子的
modern /m?dn/ adj. 现代的；新式的
sell /sel/ v. (sold/sold)卖；出售
in ancient times 在古代
pass on 传递
write down 写下，记下
by hand 用手，手工
It takes/took...to do sth. 花费...做某事
thousands of 数千，成千上万的
no matter what 无论什么，不管什么
keep on 继续
The history of books
Ancient times
Telling stories
With paper
Writing by hand
With printing press
Printing books
Nowadays
Many ways to read
With computer&Internet
E-books
(1). No matter what 无论什么
*No matter what you have, a computer, a tablet, a laptop, an e-reader or a real book, keep on reading!
不管你有什么, 电脑、平板电脑、笔记本电脑、电子阅读器还是一本真正的书籍, 你都要继续阅读!
Language points
no matter+疑问词=疑问词-ever
no matter when = whenever “无论什么时候”
no matter who = whoever “无论谁”
no matter how = however “无论怎样”
no matter where = wherever “无论什么地方”
【归纳延伸】
【即学活用】
1.无论你做什么, 我都同意。
you do, I always agree with you.

2.无论我去哪里, 我都会想着你。
I go, I will think of you.

3.不管在他们眼里你是谁, 你是我最好的朋友。
you are in their eyes, you are my best friend.
No matter what / Whatever
No matter where / Wherever
No matter who / Whoever
【课堂检测】
_______the weather is like, she walks to the park after supper.

A. No matter how B. No matter why
C. No matter where D. No matter what
【解析】句意: 不管天气怎么样, 她晚饭后步行去公园。
询问“天气怎么样”：How is the weather?
What is the weather like？
(2). keep on继续
*No matter what you have, a computer, a tablet, a laptop, an e-reader or a real book, keep on reading! 不管你有什么, 电脑、平板电脑、笔记本电脑、电子阅读器还是一本真正的书籍, 你都要继续阅读!
Language points
【归纳延伸】
keep on doing sth. “继续做某事, 坚持做某事”
keep doing sth. “继续做某事,一直做某事”
?表示“继续做某事，反复做某事”，两者可互换。
?keep on doing强调时间的间隔性和动作的反复性，表示今后或将来继续做某事的决心。
?keep doing强调动作的持续性，表示连续不断的动作。
【即学活用】
1.那个婴儿刚才一直在哭。
The baby all the time just now.

2.继续努力学习吧，孩子们！
, children!
kept crying
Keep on working hard
【课堂检测】
Li Lei keeps_______English every day.
A. practicing speaking B. to practice speak
C. practicing to speak D. to practice speaking
【解析】keep doing sth. “继续做某事”
practice doing sth. “练习做某事”
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Ⅰ. 用所给词的适当形式填空
1. I think the Internet is_______(important)than the printing press.
2. They ran away_______(quick).
3. There are_______(thousand)of books in this library.
4. I don’t stop and keep on_______(run).
Ⅱ. 完成句子
1. 他们是如何传递信息的?
How do they_______ _______their information?
2. 不管你多累, 你必须完成作业。
_______ _______ _______tired you are, you must finish your homework.
3. 在古代没有电脑。
There were no computers_______ _______ _______.
4. 我们花了三个小时完成了那项工作。
It_______us three hours_______ _______that work.
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Ⅰ. 用所给词的适当形式填空
1. I think the Internet is more important than the printing press.
2. They ran away quickly.
3. There are thousands of books in this library.
4. I don’t stop and keep on running.
Ⅱ. 完成句子
1. 他们是如何传递信息的?
How do they pass on their information?
2. 不管你多累, 你必须完成作业。
No matter how tired you are, you must finish your homework.
3. 在古代没有电脑。
There were no computers in ancient times.
4. 我们花了三个小时完成了那项工作。
It took us three hours to finish that work.
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modern (现代的)
electronic (电子的)
appear(出现)
?
disappear(消失)
sell-sold-sold (卖)
?
buy-bought-bought (买)
pass on 传递
by hand 手工
keep on doing sth. 继续做...
no matter what 无论什么
It takes/took...to do sth.
花费...做某事
VS
Which are more important/useful, books or computers?
Write something about it!
See you tomorrow!