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學(xué)英語(yǔ)必備的語(yǔ)法知識(shí)(4)

來(lái)源:Hellokid在線英語(yǔ)2020-05-11 19:44:34

   英語(yǔ)是一名語(yǔ)言學(xué)科,它的學(xué)習(xí)在于平時(shí)的積累,如何能學(xué)好英語(yǔ),提高我們的英語(yǔ)口語(yǔ)以及英語(yǔ)寫(xiě)作能力,小編為大家總結(jié)了一些高頻的英語(yǔ)句型,趕緊記起來(lái)吧。1.何時(shí)運(yùn)用被動(dòng)語(yǔ)態(tài):

  (1)強(qiáng)調(diào)動(dòng)作的接受者:America was discovered by Columbus.

  (2)不知誰(shuí)是動(dòng)作的執(zhí)行者:You are wanted on the phone.

  (3)作客觀說(shuō)明:It is said that the meeting has been put off.(經(jīng)典句型)

  2.主動(dòng)變被動(dòng)的基本方法:(說(shuō)起來(lái)容易,掌握起來(lái)需要用心!)

  (1)主動(dòng)語(yǔ)態(tài)中的賓語(yǔ)變?yōu)楸粍?dòng)語(yǔ)態(tài)的主語(yǔ)。

  (2)謂語(yǔ)動(dòng)詞變?yōu)橛?ldquo;be + 過(guò)去分詞”的形式,配合時(shí)態(tài)作相應(yīng)變化。

  (3)主動(dòng)語(yǔ)態(tài)主語(yǔ)置于介詞 by之后,如無(wú)必需,則省略。

  (4)不及物動(dòng)詞沒(méi)有被動(dòng)語(yǔ)態(tài)。

  現(xiàn) 在 do (does) →am / is / are + done

  We keep the piano in the living-room.

  →The piano is kept in the living-room.

  過(guò) 去 did→was / were + done

  They built the bridge in 1980.

  →The bridge was built in 1980.

  將 來(lái) shall shall

  will do → will + be + done

  He will read the book tomorrow.

  →The book will be read tomorrow.

  現(xiàn)在完成 have have

  has done → has + been + done

  We have delivered the newspaper.

  →The newspapers have been delivered (by us).

  過(guò)去完成 had done → had been done

  She had seen the film before she came here.

  →The film had been seen before she came here.

  將來(lái)完成 shall shall

  will have done → will have + been + done

  By the end of this term we shall have finished 80 texts.

  →By the end of this term 80 texts will have been finished.

  現(xiàn)在進(jìn)行 am am

  is doing → is + being + done

  are are

  They are drawing the picture.

  →The picture is being drawn by them.

  過(guò)去進(jìn)行 was doing → was + being + done

  were were

  He was reviewing their lessons at this moment yesterday.

  →Their lessons were being reviewed at this moment yesterday.

  情態(tài)動(dòng)詞 may may

  can can

  must must

  should do → should + be + done

  ought to ought to

  used to used to

  You must write an article on the subject.

  →An article must be written on the subject.

  以上就是高頻句子的總結(jié),當(dāng)然,學(xué)習(xí)英語(yǔ)不能僅僅靠句子的學(xué)習(xí),hellokid少兒英語(yǔ)課堂為大家總結(jié)更多的英語(yǔ)學(xué)習(xí)方法以及更多的英語(yǔ)學(xué)習(xí)資料,了解看看吧。

 

(責(zé)任編輯:hellokid)

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