八上句型转换.ppt

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1、八上句型转换专练肯定句变一般疑问句的规则1.肯定句中有be动词（beisamarewerewas），就把be动词提到句首。2.肯定句中有情态动词（cancouldwillwouldshallshouldmaymust等），就把情态动词提到句首。3.肯定句中有hadbetter，就把Had提到句首。4.肯定句中有usedto，就把Used提到句首;也可以在句首前面加Did，而把used,变为use。5.肯定句中有实义动词，就在句首加Do，Does（单三人称主语，一般现在时）Did（一般过去式）。实义动词变回原型。6.肯

2、定句是Iam…，就把Iam…变成Areyou….。肯定句中有Iwas…，就把Iwas…变成Wereyou…。肯定句中有some，就把some变成any。变为一般疑问句1.Sheisdoingsomecleaning._____shedoing________cleaning?2.TheywerewatchingTVatthistimeyesterday._____they________TVatthistimeyesterday?3.Shegoesbicyclingtwiceaweek.______she_____b

3、icyclingtwiceaweek?4.Shehastocleantheclassroomeveryday._____she_____tocleantheclassroomeveryday?5.Shedoesmorningexerciseseveryday._____she_____domorningexerciseseveryday?6.Wedidmorningexercisesyesterday._____you_____morningexercisesyesterday?*7.Jimusedtobeapoli

4、ceman.______Jim_____beapoliceman?IsanyWerewatchingDoesgoDoeshaveDoesdoDiddoUsedto变为一般疑问句1.IamfromCanada.__________fromCanada?2.Sheislookingforherdog._____she__________forherdog?3.Theyaresomeknives.______they______knives?4.Thereweresomebirdsinthetreetwodaysago._

5、_____there______birdsinthetreetwodaysago?5.Iwouldliketogowithyou.______you______togowithme?6.Mariadoessportseveryday._____Maria_____sportseveryday?*7.You’dbettergohomeatonce._______you_______gohomeatonce?AreyouIslookingAreanyWerelikeanyWouldDoesdoHadbetter肯定句变否

6、定句的规则1.肯定句中有be动词（beisamarewerewas），就在be动词后加not。可缩写成（isn'taren’twasn’tweren’t）amnot不缩写。2.肯定句中有情态动词（cancouldwillwouldshallshouldmaymust等），就在情态动词后加not。可缩写在原词后加n't。注意shallnot缩写成shan’t，willnot缩写成won't。maynot不缩写。3.肯定句中有hadbetter，就在hadbetter后加not,betternot不缩写。4.肯定句中有u

7、sedto，就在used后加not,usednot缩写成usedn’t;也可以在used前面加didn’t，而把used变为use。5.肯定句中有实义动词，就在这个实义动词原型前加don’t，doesn't（单三人称主语，一般现在时）Didn't（一般过去式）。实义动词变回原型。6.肯定句中有some，就把some变成any。变为否定句1.IamMaria’sfriend.I___________Maria’sfriend.2.Hewasreadinganovelinthestudy.He______________

8、___anovelinthestudy.3.Stevewasdoingsomecleaningatthistimeyesterday.Steve______doing______cleaningatthistimeyesterday.4.Hemindsit.He_____________it.5.Bequick.____________quic