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1、英语句型转换之二——肯定句变一般疑问句的方法A.请同学们记住以下单词：1、be动词的五种形式：am,is,are,was,were；2、情态动词：can,could,may,might,must,shall,should,will,would,need,hadbetter3、助动词：have,has,hadB.一般疑问句基本结构为：Be动词或助动词或情态动词+主语+谓语+动词+其他?C.变一般疑问句的口诀有二：1.一调二改三问号；2.一找二改三问号。D.具体方法如下：一、be动词，情态动词和助动词直接调到主语前原句中含有be动词(am,is,are,wa
2、s,were)和情态动词(can,shall,will,may,should,would,might,hadbetter等)时，把他们直接调到主语前。如：HeteachesEnglish.----DoesheteachEnglish?1.Heisateacher.→Isheateacher?2.LiLeicanspeakEnglish.→CanLiLeispeakEnglish?3.Theywillgototheaquariumifitisfinetomorrow.→Willtheygototheaquariumifitisfinetomorrow.4.
3、Thereweremanystudentsintheclassroom.→Weretheremanystudentsintheclassroom?二、原句中没有be动词、助动词或情态动词时，要根据下面不同情况在主语前加助动词do,does,did。1.句中第一个动词是原形时，在主语前加上do。如：Igettoschoolatsixo'clockeveryday.→Doyougettoschoolatsixo'clockeveryday?2.句中第一个动词是三单形式时，在主语前加上does4，原来的动词三单形式改为动词原形。如：HeteachesEngli
4、sh.→DoesheteachEnglish?3.句中第一个动词是过去式时，在主语前加上did，原来的动词过去式改为动词原形。如：Thechildrenhadagoodtimeintheparklastnight.→Didthechildrenhaveagoodtimeintheparklastnight?三、肯定句变一般疑问句的几点注意1.肯定句变一般疑问句时，除上述变化外，句中其他词语也可能随之改变，如将some改为any，something改为anything,my改为your,I改为you，already、still改为yet等。如：Therea
5、resomeapplesinthetree.。→Arethereanybirdsinthetree?Thedentisthasalreadyseenthemoive.→Hasthedentistseenthemoiveyet?2.需要分清do,does,did,have,has,have,had等是实义动词还是助动词。如果是助动词，则把它们直接调到主语前，如果是实义动词，则在主语前面根据实际情况加do,does或did。如：MaryusuallydoessomereadingonSaturdays.→DoesMaryusuallyanyreadingon
6、Saturdays?（Wrong）→DoesMaryusuallydoanyreadingonSaturdays?（Right）IhavetaughtEnglishherefortwoyears→DoyouhavetaughtEnglishherefortwoyears?（Wrong）→HaveyoutaughtEnglishherefortwoyears?（Right）练习题4一、填空，把下面的句子变成一般疑问句：1.Sheisdoingsomecleaning._____shedoing________cleaning?2.Theywerewatch
7、ingTVatthistimeyesterday._____they________TVatthistimeyesterday?3.Shegoesbicyclingtwiceaweek.______she_____bicyclingtwiceaweek?4.Shehastocleantheclassroomeveryday._____she_____tocleantheclassroomeveryday?5.Shedoesmorningexerciseseveryday._____she_____domorningexerciseseveryday?6.
8、Wedidmorningexercisesyesterday._____you_
