把必定句改成否認句.把必定句改成否認句.把必定句改成否認句.把必定句改成否認句把必定句改成否認句分以下情況：1、句中有be動詞(amisarewaswere的，在be動詞后加not；(1am---amnot縮寫形式(2is----isnot(=isn’t(3are---arenot(=aren’t(4was---wasnot(=wasn’t(5were---werenot(=weren’t2、句中有神情動詞（can,should,could）的，在神情動詞后邊加not；縮寫形式(1can---cannot(can’t(2should---shouldnot(shouldn’t(3could---couldnot(couldn’t3、句中沒有be動詞和神情動詞的，在動詞前加don’或tdoesn’或tdidn’t（注意：don’或tdoesn’或tdidn’t后邊的動詞要用原形。）；don’如t.：Ilikeapples.→Idon’tlikeapples.doesn’并，t將三單式的動詞復原成原形。如：Helikesapples.→Hedoesn’tlikeapples.在動詞前加didn’，t而且動詞過去式要改為原形,例:Iwenttoschoolyesterday.Ididn’tgotoschoolyeaterday.必定句中的some在否認句中應改為any如：Therearesomestudentsintheclassroom.→Therearenotanystudentsintheclassroom.將以下各句改成否認句1、Tom’sbrotheriswalkinginthepark.______________________________________________________、2Hisfatherisdrivingabus.______________________________________________________、3ThestudentsofClass5arecleaningtheclassroom.______________________________________________________、4Theirdogisplayingintheroom.______________________________________________________、5TomandMaryarefriends.______________________________________________________、6Thesebusesarenew.______________________________________________________、7Therearesomebooksinthebookcase.______________________________________________________、8Thereisabananainthebox.______________________________________________________、9I’mastudent.______________________________________________________、10Sheisafarmer.______________________________________________________、11Yourfathercanrideabike.______________________________________________________、12Mr.Licandrawpictures.______________________________________________________、13Theycanplayfootballafterschool.______________________________________________________、14IcangotoShanghaiZoo.______________________________________________________、15Youshouldclimbthetree.______________________________________________________、16WecomefromChina.______________________________________________________、17It’stimeforsports.______________________________________________________、18Welikethemask.______________________________________________________19、Helikestheviolin.______________________________________________________、20Havesomebread,Tom.______________________________________________________、21Pleaseopenyourbooks.______________________________________________________、22IlikeChinese、Maths、ArtandPE.______________________________________________________、23Listentotheradio,please.______________________________________________________、24Kicktheballtome.______________________________________________________、25Peter,drinksomejuice,please.______________________________________________________、26PleasewatchTV.______________________________________________________、27Iamabusdriver.______________________________________________________28、Thedogcanjump.___________________________________________________