Unit 3 Same Or Different 讲义2025-2026学年人教版（2024）八年级英语上册

单元重点知识归纳

人教版八年级上册Unit 3 Same or Different?

 

语言知识重点

 

1. 核心词汇与短语

 

重点词汇

英文	词性	音标	中文释义	示例
compare	verb.	/kəmˈpeə(r)/	比较；对比	Please compare your answer with the standard one.
loud	adj./adv.	/laʊd/	大声的(地)	She speaks loud and clear.
perform	verb.	/pəˈfɔːm/	表演；执行	He will perform a magic trick in the show.
solve	verb.	/sɒlv/	解决；解答	Can you solve this math problem?
different	adj.	/ˈdɪfrənt/	不同的	My opinion is different from yours.
similar	adj.	/ˈsɪmɪlə(r)/	相似的	Our hobbies are similar.
alike	adj.	/adv. /əˈlaɪk/	相像的(地)	The twins look very much alike.
interest	n./v.	/ˈɪntrəst/	兴趣；使感兴趣	I have a great interest in music.  This book interests me.
humour	n.	/ˈhjuːmə(r)/	幽默；幽默感	He has a good sense of humour.
outgoing	adj.	/ˈaʊtɡəʊɪŋ/	外向的	Outgoing people usually make friends easily.
hard-working	adj.	/ˌhɑːd ˈwɜːkɪŋ/	勤奋的	She is hard-working and always gets good grades.
shy	adj.	/ʃaɪ/	害羞的	The boy is too shy to speak in public.
lazy	adj.	/ˈleɪzi/	懒惰的	Don't be lazy! Do your homework now.

 

重点短语 

1）compare...with... 把……和……作比较（侧重差异）

Let's compare your plan with mine.

2）compare...to... 把……比作……（侧重相似）

Shakespeare compared the world to a stage.

3）be different from: 与……不同

The weather here is different from that in my hometown.

4）be similar to: 与……相似

His watch is similar to mine.

5）have...in common: 有……共同点

We have a lot in common.

6）as...as: 和……一样……

He is as tall as his father.

7）not as/so...as: 不如……

   This book is not as interesting as that one.

8）a sense of humour: 幽默感

   Having a sense of humour is important.

9）help each other: 互相帮助

    Good friends should help each other.

10）care about: 关心；在意

   I really care about my friends.

11）thanks to: 多亏，由于

   Thanks to your help, I finished the work on time.

12）make friends: 交朋友

   It's easy for him to make friends.

13）get better grades: 取得更好的成绩

   She studies hard to get better grades.

 

2. 语法知识

形容词和副词的比较级和最高级

 

构成规则：

规则	原级	比较级	最高级	说明
一般加 -er, -est	tall	taller	tallest	单音节词和部分双音节词
以e结尾，加  -r, -st	large	larger	largest
辅音+y结尾，变y为i再加 -er, -est	happy	happier	happiest

重读闭音节结尾且仅一个辅音字母，双写该字母再加 -er, -est	big	bigger	biggest
多音节词及部分双音节词前加more, most	interesting	more interesting	most interesting

 

 

不规则变化（需特别记忆）：

 

原级	比较级	最高级
good / well	better	best
bad / badly / ill	worse	worst
many/much	more	most
little	less	least
far	farther/further	farthest/furthest

 

 

用法：

比较级 (Comparative): 用于两者之间的比较，常用 than 来引出比较对象。

Ella runs faster than Emma. (埃拉比埃玛跑得快。)

This movie is more interesting than that one. (这部电影比那部有趣。)

最高级 (Superlative): 用于三者或三者以上的比较，通常前面要加定冠词 the，后面可带 of/in 等短语表示范围。

Tom is the tallest in our class. (汤姆是我们班最高的。)

 It was the most boring book I've ever read. (这是我读过的最无聊的书。)

 

同级比较：as...as 结构

as + adj./adv.原级 + as: 表示“和……一样”

Julie is as slim as me. (朱莉和我一样苗条。)

not as/so + adj./adv.原级 + as: 表示“不如……”

I am not as straightforward as he is. (我不如他直率。)

 

选择疑问句

提供两个或更多选项让对方选择回答，不能用yes或no回答，直接选择或完整回答。