单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级**肯定句、否定句和一般疑问句下页HavealookIamateacher.Ilikeapples.Iamnotateacher.Idon’tlikeapples.Isthisyourhandbag?Yes,itis.No,itisnot.Doyoulikeapples?Yes,Ido.No,Idonot.Conclusion陈述句：用于说明一个事实或表达说话人的看法或观点的句子。陈述句分为肯定句和否定句。肯定句表示肯定的意义；Iamateacher.Ilikeapples.上页下页首页否定句表示否定意义，句中有否定词not,never等，表示“不”的意思。Iamnotateacher.Idon’tlikeapples.结构为：肯定句：主语+be动词/助动词do,will和have/情态动词+其他否定句：主语+be动词/助动词do,will和have/情态动词+not+其他肯定句和否定句之间的转换上页下页首页1.如果肯定句中有be动词（am,is,are,was,were）、助动词will和have,或情态动词（can,could,must等），只需在be动词、助动词will，do和have或情态动词之后加not即可得到相应的否定句。Forexample肯定句和否定句之间的转换Myfatherisataxidriver.Therearesomeapplesonthetable.Shewasastudenttwoyearsago.首页上页下页1.Hecanplayfootballverywell.2.MarywillcometoChinanextweek.3.Ihavefinishedmyhomework.上页下页首页2.如果句子中没有be动词、助动词will和have或情态动词，则需要借助助动词do,does或did，并将not放在它们后面，并将句中实义动词变为原形。◆注意：do,does,did后面必须使用动词原形。ForexampleMoreExamplesIlikelisteningtopopmusic.Hegoestoworkeverymorning.Lindadrovetoschoollastnight.首页上页下页一般疑问句的基本结构：be动词/助动词/情态动词+主语+谓语/表语+其他？Yes,主语+be动词/助动词/情态动词No,主语+be动词/助动词/情态动词+not肯定句和一般疑问句之间的转换上页下页首页1.如果肯定句中有be动词（am,is,are,was,were）、助动词will和have,或情态动词（can,could,must,等），只需将be动词、助动词或情态动词提前至句首，其余内容照抄下来，改末尾句号为问号即可。Forexample肯定句和一般疑问句之间的转换Myfatherisataxidriver.ShecanplayChinesechessverywell.MarywillcometoChinanextweek.Therearesomeapplesonthetable.首页上页下页上页下页首页2.如果句子中没有助动词be动词、助动词will和have或情态动词，则需要借助助动词do,does或did，将它们放在句首，并将句中实义动词变为原形。ForexampleMoreExamplesIlikelisteningtopopmusic.Hegoestoworkeverymorning.Lindadrovetoschoollastnight.◆注意：do,does,did后面必须使用动词原形。首页上页下页将下列句子变为否定句1.Thedogisbiggerthanthecat.2.MyEnglishteacherspeaksEnglishveryfast.3.Hecaneatthreehamburgersatatime.上页下页首页4.Susiefoundsomemoneyonherwaytoschool.5.Myfatherisveryhard-working.上页下页首页6.Grandpatellsstoriestouseveryevening.7.Theyweretalkingloudlyat10:00p.m.yesterday.8.Icandomyhomeworkfast.9.Heatetoomuchattheparty.上页下页首页10.Hedoesn’tliveinLondonwithhisuncle.11.Thereissomewaterinthecup.12.Ireadbookseveryday.13.Petergoestothezooonceayear..首页上页下页将下列句子变成一般疑问句1.HetookmanyphotosinfrontoftheSummerPalace.____he____manyphotosinfrontoftheSummerPalace?2.TheEarthmovesaroundtheSun.____theEarth____aroundtheSun?3.Therearemanysupermarketsinthecity.______________supermarketsinthecity?上页下页首页4.Wemustsendhimtothehospitalatonce._____we_____himtothehospitalatonce?5.Tomusuallygetsupat11:00a.m.onSundays.6.Iwrotealettertomyunclethedaybeforeyesterday.上页下页首页