初三英語下知識點總結

英語的學習形成不是一日之功，必須從平時的課堂學習一點一滴抓起，持之以恆。接下來小編蒐集了初三英語下知識點總結，歡迎檢視，希望幫助到大家。

一、常用連接詞

1.表文章結構順序：First of all, Firstly/First, Secondly/Second…And then, Finally, In the end, At last

2.表並列補充關係的：What is more, besides

3.錶轉折對比關係的：However, butAlthough + clause（從句） On the one hand… On the other hand… Some… while others…

4.表因果關係的：Because, As ，So, Thus, Therefore, As a result

5.表換一種方式表達：In other words

6.表進行舉例說明：For example，句子；For instance，句子；

7.表陳述事實：In fact

8.表達自己觀點: In my opinion

9.表總結：In a word In summary

10.文中正確使用兩三個好的句型，如：賓語從句、狀語從句、動名詞做主語等。

（1）賓語從句舉例：I believe Tianjin will be more beautiful and prosperous.

（2）狀語從句舉例：If everyone does something for the environment, our hometown will become clean and beautiful

（3）動名詞做主語舉例：Reading books in the sun is bad for our eyes.

It's bad for our eyes to read books in the sun.

二、常用狀語從句

1.時間：when, not…until, as soon as

2.目的：so that+從句; to do（爲了）

3.結果：so…that+從句, too…to do（太……以至於……）

4.條件：if, unless（除非）, as long as（只要）

5.讓步：though, although, even though, even if ，no matter what/when/where/who/which/how6.比較：as…as…, not so…as…, than

三、重點句型

is said that + 句子 據說…It is reported that + 句子 據報道…

e is no need to do 沒必要做…

's adj. for sb. to do 做…對某人來說…

… that … 如此… 以至於…too … to do 太… 而不能…

…until… 直到…才… 例： I didn't go to bed until my mother came back.

reason why + 句子 is that + 句子 … 的原因是…

reason why he got angry was that she told him a lie. (他生氣的原因是她對他說了謊)

is why + 句子 那是…的原因

is because + 句子 那是因爲…

we all know, +句子 據我們所知

is generally / publicly known / considered that…, 衆所周知

四、介詞by的用法

1. 意爲“在……旁”，“靠近”。

Some are singing and dancing under a big tree. Some are drawing by the lake.

有的在大樹下唱歌跳舞。有的在湖邊畫畫兒。

2. 意爲“不遲於”，“到……時爲止”。

Your son will be all right by supper time.

你的兒子在晚飯前會好的'。

How many English songs had you learned by the end of last term?

到上個學期末你們已經學了多少首英語歌曲?

3. 表示方法、手段,可譯作“靠”、“用”、“憑藉”、“透過”、“乘坐”等。

The monkey was hanging from the tree by his tail and laughing.

猴子用尾巴吊在樹上哈哈大笑。

The boy’s father was so thankful that he taught Edison how to send messages by railway telegraph.

孩子的父親是那麼的感激,於是他教愛迪生怎樣透過鐵路電報來傳達資訊。

4. 表示“逐個”，“逐批”的意思。

One by one they went past the table in the dark.

他們一個一個得在黑暗中經過這張桌子。

5. 表示“根據”，“按照”的意思。

What time is it by your watch?

你的表幾點了?

6. 和take , hold等動詞連用，說明接觸身體的某一部分。

I took him by the hand.

我拉住了他的手。

7. 用於被動句中，表示行爲主體,常譯作“被”、“由”等。

English is spoken by many people.

英語被許多人說。（即“許多人講英語。”）

五、重點短語

1. at the moment

2. used to

3. for a while

4. walk away with sth.

5. leave for some place

6. sooner or later

7. pay for

8. come up with an idea

9. think of

10. have a try

11. all over the world

12. be famous for

13. large numbers of

14. all the year round

15. no matter what

16. give up

17. for example

18. by the way

19. on business

20. so far

21. come true

22. set off

23. slow down

24. go on doing

25. wait for

26. be proud of

27. be afraid of

28. speak highly of

29. a year and a half

30. half a year

31. pick up

32. as soon as

33. keep clean

34. take care of

35. cut down

36. make a contribution to

37. base on

38. make sure

39. take away