3B句型轉(zhuǎn)換方法歸納姓名_________班級(jí)________一、把肯定句改為一般疑問(wèn)句的方法：找出句中的be動(dòng)詞,把be調(diào)到句首，有時(shí)要注意人稱變化，如I→you，my→your例1：Thisismycrayon.（改為一般疑問(wèn)句，并作否定回答）答案：Isthisyourcrayon？No,itisn't.注意人稱變化：my要變成your例2：IamMike.（改為一般疑問(wèn)句，并作肯定回答）答案：AreyouMike?Yes,Iam.注意人稱變化：I→you，my→your，然后be動(dòng)詞要隨人稱代詞的變化而變化。二、把肯定句改為否定句的方法:（1）如果句中有be動(dòng)詞,直接在be動(dòng)詞后面加not，也可寫成縮寫形式。例1：Thisismypen.（改為否定句）答案：Thisisnotmypen.或者Thisisn'tmypen.(因?yàn)閕snot=isn't)例2：IamHelen.（改為否定句）答案：IamnotHelen.或者I’mnotHelen.例3：Thebookisforyou.（改為否定句）答案：Thebookisnotforyou.（2）祈使句的否定式，在動(dòng)詞前面加助動(dòng)詞don't，結(jié)構(gòu)為Don't＋V.＋其它。例1：Openthedoor，please.答案：Don’topenthedoor.或者Donotopenthedoor.（因?yàn)閐on't=donot）對(duì)劃線部分提問(wèn)的方法：第一步，分析劃線部分，確定特殊疑問(wèn)詞詞，代替劃線部分。第二步，特殊疑問(wèn)詞+一般疑問(wèn)句。如何確定特殊疑問(wèn)詞，歸納如下，請(qǐng)同學(xué)們牢記：對(duì)“物”提問(wèn)用what(什么)如It’saschoolbag.→Whatisit？對(duì)“地點(diǎn)”提問(wèn)用where（在哪里）如：Myrubberisinthedesk.→Whereisyourrubber？對(duì)“顏色”提問(wèn)用whatcolour（什么顏色）如：Mycapisred.→Whatcolourisyourcap?對(duì)“年齡”提問(wèn)用howold（幾歲）如：Iamnine.→Howoldareyou?對(duì)“時(shí)刻、點(diǎn)鐘”提問(wèn)用whattime（什么時(shí)間）如It’sseveno’clock.→Whattimeisit?對(duì)“職業(yè)”提問(wèn)用what（做什么）如Mysisterisateacher.→Whatisyoursister?對(duì)“誰(shuí)”提問(wèn)用who（誰(shuí)）如：Heismyfather.→Whoishe?對(duì)“數(shù)量”提問(wèn)用howmany(多少)如：Tworubbers.→Howmanyrubbers?3B句型轉(zhuǎn)換練習(xí)姓名_________班級(jí)_________按要求改寫句子：Thisismypen.（改為一般疑問(wèn)句，并作肯定回答）____________________pen?______,__________.2、It’sanewdesk.（改為一般疑問(wèn)句，并作否定回答）___________a______desk?______,__________.3、IamHelen.（改為一般疑問(wèn)句，并作否定回答）____________Helen?______,__________.Isthatyourcrayon？（改為肯定句）___________________.Don’tcloseyourbooks.（改為肯定句）__________________.Openthebox.（改為否定句）_____________________.或者_(dá)_______________________.Thepencilisinthepencilcase.（改為否定句）Thepencil__________________thepencilcase.Thebookisonyourchair.（改為否定句）Thebook_________yourchair.或Thebook_____________yourchair.Thisisachair.（改為否定句）____________a________.或_________________a_______.Iwouldlikeasweet.（改為一般疑問(wèn)句，并作肯定回答）___________________a________?______,________.Don’ttalkhere.(作出回答)______________.Thebirdisinthetree.（對(duì)劃線部分提問(wèn)_____________________?Therubbersareonthefloor.（對(duì)劃線部分提問(wèn)）___________________________?11、She’shere.（對(duì)劃線部分提問(wèn)）_____________________?Mybrotherisoverthere.（對(duì)劃線部分提問(wèn)）_________________________?Wouldyoulikeacake?(作否定回答)_______,________.Openyourbooks.（反義句）_____________________.Iwouldlikeanegg.(同義句)______________anegg.翻譯：