新概念英語第一冊(上)語法總結(jié)

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    一.時態(tài):
    一般現(xiàn)在時,現(xiàn)在進行時,一般過去時,現(xiàn)在完成時,
    一般將來時,過去進行時,過去完成時,過去將來時
    1.一般現(xiàn)在時
    表示一般性,經(jīng)常性的動作或一般性事實。
    含有be動詞的句子
    Heisateacher.
    Thegirlisverybeautiful.
    TimandJackarestudents.
    ★變疑問句將be動詞移到句首
    Isheateacher?
    Isthegirlverybeautiful?
    AreTimandJackstudents?
    ★變否定句在be動詞后面加not
    Heisnotateacher.
    Thegirlisnotverybeautiful.
    TimandJackarenotstudents.
    ★肯定回答及否定回答
    Yes,heis.
    No,heisnot.
    Yes,sheis.
    No,sheisnot.
    Yes,theyare.
    No,theyarenot.
    不含有動詞的句子,即含有一般動詞的句子
    第三人稱單數(shù)及單數(shù)名詞
    Helikesbooks.
    Shelikeshim.
    Thedoglikesbones.
    ★變疑問句在句首加does,動詞變?yōu)樵?BR>    Doeshelikebooks?
    Doesshelikehim?
    Doesthedoglikebones?
    ★變否定句在主語及動詞之間加doesn’t,動詞變?yōu)樵?BR>    Hedoesn’tlikebooks.
    Shedoesn’tlikehim.
    Thedogdoesn’tlikebones.
    ★肯定回答及否定回答:
    Yes,hedoes.
    No,hedoesn’t.
    Yes,shedoes.
    No,shedoesn’tYes,itdoes.
    No,itdoesn’t.
    注意:第三人稱單數(shù)形式一般在動詞后面加S,不要和名詞復數(shù)混淆,變否定句或疑問句時名詞復數(shù)沒有任何變化。
    其他人稱及復數(shù)名詞
    Iwanttohaveabath.
    Wehavesomemeat.
    Thestudentslikesmartteachers.
    ★變疑問句在句首加do
    Doyouwanttohaveabath?
    Dowehaveanymeat?
    Dothestudentslikesmartteachers?
    ★變否定句在主語和動詞之間加don’t.
    Youdon’twanttohaveabath.
    Wedon’thaveanymeat.
    Thestudentsdon’tlikesmartteachers.
    ★肯定回答及否定回答
    Yes,Ido.No,Idon’t.
    Yes,wedo.
    No,wedon’tYes,theydo.
    No,theydon’t.
    2.現(xiàn)在進行時
    表示現(xiàn)在正在進行的動作。
    構(gòu)成:主語+be動詞+動詞的現(xiàn)在分詞+其它成分(現(xiàn)在分詞的構(gòu)成見附錄)
    Wearehavinglunch.
    Heisreadingabook.
    Thedogisrunningafteracat.
    Theboysareswimmingacrosstheriver.
    ★變疑問句將be動詞移到句首