新译林 6A精品资源：六上Unit4单元知识点归纳卷

旗开得胜 1. could引导的一般过去时的否定句，在could之后加not ：could not=couldn’t

He could send emails four years ago.（改为否定句）→ He couldn’t send emails four years ago.

2. could引导的一般过去时的一般疑问句，将could调至句首：

Mike could read and draw six years ago.（改一般疑问句）

→ Could Mike read or draw six years ago?

3. could引导的特殊疑问句：特殊疑问词 + could引导的一般疑问句：

They could ride a bike.（对画线部分提问）→ Could they ride a bike ？(用do what替换)

→ What could they do？

4. 一般过去时和一般现在时的动词形式对比：时间决定时态

根据句中时间副词的不同，使用不同的动词形式（动词原形、三单和动词过去时）

Unit4中出现的动词总结如下：

动词原形 read write 三单形式 reads writes 过去时 read wrote 动词原形 draw do 三单形式 draws does 过去时 drew did 5

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旗开得胜 use have watch buy fly go work look wait uses has watches buys flies goes works looks waits used had watched bought flew went worked looked waited call listen make eat get take invent talk ride calls listens makes eats gets takes invents talks rides called listened made ate got took invented talked rode 5. 有关今昔对比作文的写法：

句型：（1）…years ago （2）…now… （3）This was me years ago, I was .

（4）I could I couldn’t （5）Now, I .

6. 有关某国人复数的表示

口诀：中日不变，英法变，其余+s

\某国人\的复数有三种类型：

(1) Chinese, Japanese：单、复数同形，不需加s （还有 Swiss瑞士人）

(2) Englishman, Frenchman复数要把man 变为men（Dutchman（荷兰人）也是）

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旗开得胜 (3) 其他各国人以 –an , -ian收尾的均直接加s如：Americans, Australians, Germans等

7. 有关动词过去式的变化：

不规则动词有：（Unit4新增4个）

Unit4 写 write 阅读 read 制造 make 买 buy 规则动词有：（新增3个） wrote read made bought Unit4 听 listen 发明 invent 使用 use 8. 介词的用法： listened invented used in the office at home，

listen to the radio read newspapers for news

on the Internet buy things from shops

make friends at school from all over the world

on holiday look out of the window

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旗开得胜 go on make a sentence with ‘egg’

wait for the answer stick a photo of yourself

compare the past with the present

9. 不定冠词an构成的短语:

an email, an e-book, an e-friend, an English lesson, an egg.

可以补充：an American, an answer, an angry teacher, an aeroplane,

读万卷书 行万里路

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