來(lái)源:網(wǎng)絡(luò )資源 作者:中考網(wǎng)整合 2023-01-23 06:39:17
中考網(wǎng)整理了關(guān)于2023年中考英語(yǔ)復習:There be句型的用法,希望對同學(xué)們有所幫助,僅供參考。
There be 句型的用法
1)基本結構:
肯定句式:be +done (及物動(dòng)詞的過(guò)去分詞)
如果是不及物動(dòng)詞 + 相應的介詞或副詞
否定句式:be +not +done
疑問(wèn)句式:be動(dòng)詞(情態(tài)動(dòng)詞)放句首
被動(dòng)語(yǔ)態(tài)中的be為助動(dòng)詞,無(wú)意義。be可能是am , is , are也可能是was ,were或原形be。
注:被動(dòng)語(yǔ)態(tài)的時(shí)態(tài)是由be的時(shí)態(tài)決定的,be是什么時(shí)態(tài),全句就是什么時(shí)態(tài),be后面的過(guò)去分詞不變。
eg:
1.The song is liked by young people. (肯定句)
2.The song isn’t liked by young people.(否定句)
3. Is the song liked by young people ?(一般疑問(wèn)句)
4.Who is the song liked by ?=By whom is the song liked?(特殊疑問(wèn)句)
各種時(shí)態(tài)的構成(動(dòng)詞以do為例):
→一般現在時(shí)
動(dòng)詞的被動(dòng)形式:am/is /are done
例句:He is asked to do this.
→一般過(guò)去時(shí)
動(dòng)詞的被動(dòng)形式:was/were done
例句:The story was told by her mother.
→一般將來(lái)時(shí)
動(dòng)詞的被動(dòng)形式:will /shall be done
Is/are going to
例句:The problem will be discussed tomorrow.
→過(guò)去將來(lái)時(shí)
動(dòng)詞的被動(dòng)形式:should/would be done
Was/were are going to
例句:He said the trees would be planted soon.
→現在進(jìn)行時(shí)
動(dòng)詞的被動(dòng)形式:am/is/are being done
例句:The novel is being written.
→過(guò)去進(jìn)行時(shí)
動(dòng)詞的被動(dòng)形式:was/were being done
例句:At that time the desk was being made.
→現在完成時(shí)
動(dòng)詞的被動(dòng)形式:has/have been done
例句:The house has been built.
→過(guò)去完成時(shí)
動(dòng)詞的被動(dòng)形式:had been done
例句:They said that their work had been finished.
含有情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài):情態(tài)動(dòng)詞+be+ done Your homework must be handed in today.
其它幾種特殊句型:
It is said that ……..
It is well known that …….
It is reported that……
例:
History is made by the people. (一般現在時(shí))
The cars were made in Tianjin in 1995. (一般過(guò)去時(shí))
The tree will be cut down next year.(一般將來(lái)時(shí))
The room must be kept clean.(含有情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài))
The door is being opened.(現在進(jìn)行時(shí))
The film has been seen by me.(現在完成時(shí))
注:不同時(shí)態(tài)的被動(dòng)語(yǔ)態(tài)的差異主要體現在助動(dòng)詞be的變化上,同時(shí)助動(dòng)詞be還要在人稱(chēng)和數上與主語(yǔ)保持一致。
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