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初二英語考試必考重點句型

學人智庫 時間:2018-02-10 我要投稿
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今天小編為大家整理的是初二英語考試必考句型,希望大家喜歡,歡迎閱讀參考。

  1. as…as 和……一樣

  中間必須用形容詞或副詞原級。例如:

  This classroom is as big as that one.

  這間教室和那間一樣大。

  He runs as fast as Tom.

  他和湯姆跑的一樣快。

  否定結構:not as/so…as,“不如……”。上面的兩個句子可分別改為:

  This classroom is not as/so large as that one.

  這間教室不如那間大。

  He doesn’t run as/so fast as Tom.

  他跑得不如湯姆快。

  2.as soon as 一……就……

  用來引導時間狀語從句。若主句是一般將來時,從句要用一般現(xiàn)在時。例如:

  I’ll tell him the plan as soon as I see him.

  我一看到他就告訴他這個計劃。

  He’ll go home as soon as he finishes his work.

  他一完成工作就回家。

  3. be busy/enjoy/hate/go on/finish doing sth. 忙于/喜歡/討厭/繼續(xù)/完成做某事

  在enjoy, finish, hate, go on, be busy等詞語后,一般用動詞-ing形式作賓語。例如:

  Lin Tao is busy making a model plane.

  林濤正忙著做飛機模型。

  My mother enjoys taking a walk after supper.

  我媽媽喜歡晚飯后散步。

  I hate watching Channel Five.

  我討厭看五頻道。

  When someone asked him to have a rest, he just went on working.

  當有人讓他休息一會兒時,他仍繼續(xù)工作。

  I have finished writing the story.

  我已經(jīng)寫完了故事。

  4. fill…with 用……裝滿......; be filled with 充滿了……;be full of 充滿了......

 、賐e filled with 說明由外界事物造成的此種狀態(tài),表示被動。例如:

  The box is filled with food.

  盒子里裝滿了食物。

 、赽e full of說明主語處于的狀態(tài)。此外,還可表示程度,意為“非!薄@纾

  The patient’s room is full of flowers.

  那個病人的房間擺滿了花。

  The young man is full of pride.

  那個年輕人非常驕傲。

  ③這兩種結構還可以相互改寫。例如:

  I fill the box with food. The box is full of food.

  5. be good/bad for 有利于/有害于……

  此句型是:be+adj.+for+n.結構。例如:

  Doing morning exercises is good for your health.

  做早操對你的健康有益。

  Always playing computer games is bad for your study.

  總玩電腦游戲對你的學習不利。

  6. be used to(doing) sth. 習慣于……

  后必須接名詞或動名詞,可用于現(xiàn)在、過去、將來的多種時態(tài)。be 可用get,become來代替。例如:

  He is used to life in the country.(He is used to living in the country.)

  他習慣于鄉(xiāng)村生活。

  He will get used to getting up early.

  他將會習慣于早起。

  注意:be used to do 的意思是“被用來做……”。例如:

  Wood is used to make paper.

  木材被用來造紙。

  7. both…and…兩者都……

  用來連接兩個并列成分;當連接兩個并列主語時,其后謂語動詞用復數(shù)。例如:

  Both the students and the teachers will go to the History Museum tomorrow.

  不論老師還是學生明天都會去歷史博物館。

  8. can’t help doing sth. 禁不住做某事

  help在此的意思是“抑制,忍住”,其后接動詞-ing形式。例如:

  His joke is too funny. We can’t help laughing.

  他的笑話太有趣了,我們禁不止笑了起來。

  9. sth. costs sb. some money 某物花費某人多少錢

  此句型的主語是物。cost一詞帶的是雙賓語,它的過去式、過去分詞和原型一樣。

  This book cost me five yuan.

  這本書花了我五元錢。

  10. either…or… 不是……就是……,或者……或者……

  用來連接兩個并列成分,當連接并列主語時,謂語動詞與鄰近的主語保持一致。

  You may either stay here or go home.

  你可以呆在這兒,也可以回家。

  Either she or I am right. = Either I or she is right.

  不是她對就是我對。

  11. enough (for sb.) to do sth. 足夠……做……

  在此結構中,for用來引出不定式的邏輯主語。例如:

  The ice isn’t thick enough for you to walk on.

  這冰還沒有厚到你可以在上面走的程度。

  12. feel like doing sth. 想要做……

  此處like為介詞,后面跟動詞-ing形式。此句型與would like to do sth.同義。

  I feel like drinking a cup of milk.

  我想喝一杯牛奶。

  13. feel/find/think it adj./n. to do sth. 認為某事……

  在此結構中it為形式賓語,不定式短語作真正的賓語。

  I find it very interesting to play football.

  我發(fā)現(xiàn)踢足球很有趣。

  She thinks it her duty to help us.

  她認為幫助我們是她的職責。

  14. get ready for sth./to do sth.

  get ready for sth.意為“為某事做準備”;get ready to do sth.意為“準備做某事”

  We are getting ready for the meeting.

  我們正在為會議做準備。

  They were getting ready to have a sports meet at that moment.

  他們那時正準備開運動會。

  15. get/receive/have a letter from 收到……的來信,相當于hear from

  Did you receive a letter from John?

  你收到約翰的來信了嗎?

  I got a letter from my brother yesterday.

  我昨天收到了我弟弟的一封來信。

  16. had better (not) do sth. 最好(別)做某事

  had better為情態(tài)動詞,其后需用動詞原形。had better常用縮寫,變成’d better,其否定形式是在其后直接加not。

  We had better go now. = We’d better go now.

  我們最好現(xiàn)在走吧。

  You’d better not go out because it is windy.

  今天刮風,你最好別出去了。

  17. have sth. done 使(某事)完成 (動作由別人完成)

  sth.為賓語,done為過去分詞作補語。

  We had the machine repaired.

  我們請人把機器修好了。

  注意區(qū)分: We have repaired the machine. 我們(自己)已經(jīng)修好了機器。

  18. help sb. (to) do sth./with sth. 幫助某人(做)某事,其中的to可以省略。

  I often help my mother with housework.

  我常常幫助媽媽做家務。

  Would you please help me (to) look up these words?

  請你幫助我查查這些詞好嗎?

  19. How do you like……? 你認為……怎么樣?與what do you think of …?同義。

  How do you like the weather in Beijing?

  你認為北京的天氣怎么樣? 你覺得這部新電影如何?

  20. I don’t think/believe that… 我認我/相信……不……

  其中的not是對賓語從句進行否定而不是對主句否定(否定前移)。that可省略。

  I don’t think it will rain.

  我認為天不會下雨。

  I don’t believe the girl will come.

  我相信那女孩不會來了。

  21. It happens that… 碰巧…… 相當于happen to do,

  It happened that I heard their secret.

  可改寫為: I happened to hear their secret.

  我碰巧聽到了他們的秘密。

  22. It’s/has been +一段時間+since從句 自從某時起做某件事情已經(jīng)一段時間了

  該句型中since引導的時間狀語從句常用一般過去時。

  It’s twenty years since he came here.

  他來這里已經(jīng)20年了。

  It has been six years since he married Mary.

  他和瑪麗結婚已經(jīng)六年了。

  23. It is +adj./n. + for sb. to do sth. 做某事對某人來說……

  It是形式主語,真正的主語是不定式to do sth。

  It’s not easy for us to study English well.

  對我們來說學好英語并不容易。

  It’s a good idea for us to travel to the south.

  去南方旅行對我們來說是個好主意。

  24. It’s + adj. + of sb. to do sth.

  It是形式主語,to do sth.是真正的主語, 當表語(即形容詞)能對邏輯主語描述時,常用介詞of,而不用for。

  It’s very polite of you to give your seat to old people.

  你給老人讓座,非常有禮貌。

  25. It seems/appears (to sb) that… (在某人看來)好像……

  此句中的it是主語,that引導的是表語從句。

  It seems that he is lying.

  看樣子他好像是在撒謊。

  It appears to me that he never smiles.

  在我看來,他從來沒有笑過。

  26. It is +數(shù)詞+metres/kilometers long/wide… ……是多少米(公里)長(寬)

  It is 20 metres long from this end to that end.

  從這端到那端有二十米長。

  27. It’s time for sb. to do sth. 是某人干某事的時候了

  it是形式主語,真正的主語是動詞不定式to do sth.

  It’s time for the child to go to bed.

  孩子該睡覺了。

  比較下面兩種結構:

 、 It’s time for + n.

  例如:It’s time for school.

  ②It’s time to do sth.

  例如:It’s time to go to school.

  28. It takes sb. some time to do sth. 花費某人多少時間做某事

  it是形式主語,真正的主語是動詞不定式to do sth。

  It takes her fifteen minutes to walk to the bus stop from here.

  從這兒走著到公交車站將花費她15分鐘。

  It took the old man three days to finish the work.

  那個老人花了三天時間完成這項工作。

  29. keep (on) doing sth. 一直堅持做某事

  keep doing sth.一般用于靜態(tài)動詞。keep on doing

  sth.意為“繼續(xù)不停地做某事”,一般用于動態(tài)動詞,但二者的區(qū)別并不是很嚴格,有時可以互換。

  Don’t keep on doing such foolish things.

  不要再做這樣的傻事了。

  He kept sitting there all day.

  他整天坐在那里。

  30. keep…from doing sth. 阻止......做某事

  相當于stop…from doing sth., prevent…from doing sth.

  在主動句中,stop和prevent后面的from可以省略,但在被動結構中,from不可以省略。

  Please keep the children from swimming in the sea.

  請別讓孩子到海里游泳。

  The big noise outside my room stopped me from doing my homework.

  屋外巨大的噪音使我不能做作業(yè)。