(共29张PPT)
How can we become good learners？
Unit 1
Section A
(Grammar Focus-4c)
词句听写
同学们，上一课学习的单词、短语和句型，你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！
A: How do you learn English?
B: I learn English by watching English movies. How about you?
A: Generally speaking , I have no idea about it. Can you give me some advice ?
B:…
Grammar Focus
How do you learn English？ I learn by studying with a group.
Do you learn English by
reading aloud? Yes, I do. It helps my
pronunciation.
How can I read faster？ You can read faster by reading
word groups.
How can I improve my
pronunciation? One way is by listening to tapes.
Match the questions and answers.
1. How do you practice speaking?
2. How do you learn new words?
3. How do you improve your writing?
4. How do you practice listening?
5. How do you improve your pronunciation?
6. How do you learn grammar?
4a
c
e
f
a
b
d
a．By watching English programs.
b．By listening to a tape and repeating out loud.
c．By having conversations with friends.
d．By taking notes，doing exercises and reading a lot.
e．By making word cards.
f．By writing e?mails to my pen pals.
Make sentences using the structure “do sth. by doing” with the subjects in the box
and information that is true for you.
math physics chemistry Chinese history geography
4b
e.g.
I usually practice my English by taking notes / reading books and newspapers / speaking English with my classmates / memorizing sentence patterns.
Check(√)what you do to learn English. Then interview your partner.
4c
A：Do you learn English by doing grammar exercises?
B：Yes，I do.
A：How often do you do them?
B：...
? I learn English by... My partner learns English by...
yes no how yes no how
doing grammar exercises ? ? ? ? ? ?
taking notes in English ? ? ? ? ? ?
reading English books /magazines ? ? ? ? ? ?
keeping a diary in English ? ? ? ? ? ?
using an English dictionary ? ? ? ? ? ?
... ? ? ? ? ? ?
by 用法面面观
考点 1
by doing sth. 通过做某事的方式，by 是介词，后跟动名词。
eg: I have improved a lot by studying hard.
通过努力学习我提高了很多。
语法讲解
考点 2
作“乘坐”讲，后直接跟交通工具，交通工具前不加冠词。
eg: Every day I go to school by school bus.
我每天乘坐校车去上学。
语法讲解
典例
More and more people in Qingdao go to work ________ subway now. [青岛]
A. with B. on C. in D. by
D
【点拨】考查介词的用法辨析。with 意为“和；用”；on 意为“在……上面”；in 意为“在……里面”；by 意为“乘坐”。分析句意可知是“乘坐地铁”。
考点 2
作“乘坐”讲，后直接跟交通工具，交通工具
前不加冠词。
e.g. Every day I go to school by school bus.
我每天乘坐校车去上学。
考点 3
表示传达、传递的方式或媒介。
e.g. I chat with my mother by WeChat every day.
我每天通过微信和妈妈聊天。
考点 4
作“在……旁边”讲。
e.g. They were playing by the lake at that time.
那时他们正在湖旁玩。
典例
A woman stood ________ the window, watching the children playing games in the garden. [德州]
A. past B. through
C. across D. by
D
【点拨】考查介词辨析。past 意为“经过”；through 意为“通过”；across 意为“经过”；by 意为“在……旁边”。分析句意可知在窗子旁。
考点 5
作“被”讲，后接动作的执行者，用于被动语态。
e.g. The window was broken by me yesterday.
昨天窗子被我弄坏了。
考点 6
作“不迟于，在……之前”讲。
e.g. Please come home by 10 p.m.
请在十点之前回家。
考点 7
作“创作”讲。
e.g. I have already read the book by Mo Yan.
我已经读了那本莫言创作的书。
考点 8
用于固定搭配：by mistake 错误地；by accident/chance 偶然地, 无意间地；by the end of... 截止到（+ 时间）；side by side 肩并肩地；word by word 逐词地；little by little 一点点地；by oneself 独自；靠……自己；by the way 顺便提一下；by the time 到……时
e.g. I’m sorry for taking your book by mistake.
对不起，我错拿了你的书。
Potato chips were invented by accident.
炸薯片是偶然间被发明的。
典例
Oh, ________, if you see Lucy, tell her that I enjoy her Chinese paintings. [宜宾]
A. in fact B. by the way C. in other words
B
【点拨】考查短语辨析。in fact 实际上；by the way 顺便说一下；in other words 换句话 说。根据语境可知是“顺便说一下”。
典例
—Who helped little Tony tidy up the sitting room just now?
—Nobody, he did it all by _________. (he) [云南]
himself
【点拨】用固定搭配法解题。考查by 的用法。by oneself 意为“独自”。
一、单项选择
1. ________ the time I got to the bus stop, the bus had already left.
A. In B. On C. By D. With
C
2. She got good grades ________ taking notes in class.
A. by B. with C. for D. in
A
3. Don’t stand ________ the river. It’s very dangerous.
A. on B. under C. of D. by
D
4. Sorry, this is your letter, but I opened it ________. [青海]
A. by mistake B. by accident C. by myself
A
5. The music ________ Mozart is famous all over the world.
A. about B. for C. with D. by
D
二、根据汉语意思完成句子
6. 学生们应该学会独立完成作业。
Students should learn to do their homework ________ ______________.
themselves
by
【点拨】考查by 的用法。by oneself 意为“独自”。由主语可知用themselves。
7. 冰渐渐变成了水。
The ice turned into water _________ ________ ________.
8. 对不起，我错拿了你的钥匙。
I’m sorry. I took your keys away __________ _________.
9. 到上学期末我们已经学了两千多个英语单词。
We had already learned more than 2,000 English words __________ _________ __________ __________ last term.
little by little
by mistake
by the end of
10. 不要肩并肩地在马路上走路。
Don’t walk _________ _________ __________ on the road.
side by side
我们一起来总结一下本节课学习的主要内容：（1）How问句提问学习方式
（2）by doing句式
（3）介词by的用法归纳
