2026年新科教版小学四年级英语下册第一单元英语肯定句否定句转换卷含答案

2026年新科教版小学四年级英语下册第一单元英语肯定句否定句转换卷含答案考试时长：120分钟满分：100分班级：__________姓名：__________学号：__________得分：__________【考核对象】小学四年级学生【试卷总分】100分【考试时间】60分钟一、单选题（总共10题，每题2分，共20分）1.Thecatissleeping.(改为否定句)A.Thecatisn'tsleeping.B.Thecataresleeping.C.Thecatissleep.D.Thecatdon'tsleep.参考答案：A2.Theyareplayingfootball.(改为肯定句)A.Theyisplayingfootball.B.Theyareplayfootball.C.Theydoplayfootball.D.Theyareplayingfootball.参考答案：D3.Mysisterhasaredbike.(改为否定句)A.Mysisterdon'thavearedbike.B.Mysisterdoesn'thavearedbike.C.Mysisterhasnotaredbike.D.Mysisternothavearedbike.参考答案：B4.Wedon'tlikeapples.(改为肯定句)A.Welikeapples.B.Welikesapples.C.Wedolikeapples.D.Weislikeapples.参考答案：A5.Heiseatinganapple.(改为否定句)A.Heisnoteatinganapple.B.Hedon'teatanapple.C.Heisateanapple.D.Heisn'teatinganapple.参考答案：D6.Theyarenotswimming.(改为肯定句)A.Theyswim.B.Theyareswim.C.Theyareswimming.D.Theydoesswim.参考答案：C7.Mymotherdoesn'tcookdinner.(改为肯定句)A.Mymothercookdinner.B.Mymothercooksdinner.C.Mymotherdoescookdinner.D.Mymotheriscookingdinner.参考答案：B8.Thebirdsaresinging.(改为否定句)A.Thebirdsaren'tsinging.B.Thebirdsdon'tsing.C.Thebirdsisnotsinging.D.Thebirdsdoesn'tsing.参考答案：A9.Idon'thaveapencil.(改为否定句)A.Idon'thaveapencil.B.Iamnothaveapencil.C.Inothaveapencil.D.Idoesn'thaveapencil.参考答案：A10.Theyarereadingbooks.(改为否定句)A.Theyaren'treadingbooks.B.Theydon'treadbooks.C.Theyisnotreadingbooks.D.Theydoesn'treadbooks.参考答案：A---二、填空题（总共10题，每题2分，共20分）1.She_______(notlike)icecream.参考答案：doesn'tlike2.We_______(notgo)totheparkyesterday.参考答案：didn'tgo3.He_______(have)abluecar.参考答案：has4.They_______(notwatch)TVnow.参考答案：aren'twatching5.Mysister_______(noteat)noodlestoday.参考答案：doesn'teat6.I_______(notplay)basketballlastweekend.参考答案：didn'tplay7.Thedog_______(sleep)onthecouch.参考答案：issleeping8.They_______(notlike)chocolate.参考答案：don'tlike9.He_______(notdrink)milkinthemorning.参考答案：doesn'tdrink10.Mymother_______(cook)dinnereverynight.参考答案：cooks---三、判断题（总共10题，每题2分，共20分）1.Thegirlisdancing.(×)参考答案：×（改为否定句：Thegirlisn'tdancing.）2.Theyarenoteatingpizza.(×)参考答案：×（改为肯定句：Theyareeatingpizza.）3.Hehasagreenpencil.(√)参考答案：√4.Myfatherdoesn'tworkinanoffice.(×)参考答案：×（改为肯定句：Myfatherworksinanoffice.）5.Thecatissleeping.(√)参考答案：√6.Shedoesn'tlikeoranges.(√)参考答案：√7.Theyareplayinggames.(×)参考答案：×（改为否定句：Theyaren'tplayinggames.）8.Hehasanewbike.(√)参考答案：√9.Mysisterdoesn'thaveadoll.(×)参考答案：×（改为肯定句：Mysisterhasadoll.）10.Thebirdsaresinging.(×)参考答案：×（改为否定句：Thebirdsaren'tsinging.）---四、简答题（总共3题，每题4分，共12分）1.Howdoyouchangea肯定句toa否定句?参考答案：-使用助动词doesn't或don't（be动词用is/was变否定形式isn't/wasn't）。-句子结构：主语+助动词+动词原形+其他成分。评分标准：-全对得4分，漏答要点扣1分。2.Whatisthedifferencebetween"don't"and"doesn't"?参考答案：-"don't"用于主语为复数（they,we,you,thebirds等）。-"doesn't"用于主语为单数（he,she,it,thecat等）。评分标准：-全对得4分，解释不清扣1分。3.Howdoyouchangea否定句toa肯定句?参考答案：-删除否定词doesn't/don't/isn't/wasn't等。-将助动词改为肯定形式（如don't变do）。评分标准：-全对得4分，漏答要点扣1分。---五、应用题（总共2题，每题9分，共18分）1.Rewritethefollowingsentencesasnegativesentences:(1)Theyareeatingdinner.(2)Shehasabluepen.(3)Thechildrenareplayingsoccer.参考答案：(1)Theyaren'teatingdinner.(2)Shedoesn'thaveabluepen.(3)Thechildrenaren'tplayingsoccer.评分标准：-每句3分，共9分，错一个扣1分。2.Rewritethefollowingsentencesaspositivesentences:(1)Hedoesn'tlikebananas.(2)Itisn'trainingtoday.(3)Wedidn'tgotothezoolastSunday.参考答案：(1)Helikesbananas.(2)Itisrainingtoday.(3)WewenttothezoolastSunday.评分标准：-每句3分，共9分，错一个扣1分。---【标准答案及解析】一、单选题1.A（be动词+not构成否定句）2.D（原句已是肯定句）3.B（单数主语用doesn't）4.A（删除否定词don't）5.D（be动词+not构成否定句）6.C（删除否定词aren't）7.B（单数主语用cooks）8.A（be动词+not构成否定句）9.A（原句已是否定句）10.A（be动词+not构成否定句）二、填空题1.doesn'tlike（否定句用doesn't+动词原形）2.didn'tgo（一般过去时否定句用didn't+动词原形）3.has（单数主语用have/has）4.aren'twatching（现在进行时否定句用be动词+not+动词ing）5.doesn'teat（否定句用doesn't+动词原形）6.didn'tplay（一般过去时否定句用didn't+动词原形）7.issleeping（现在进行时肯定句用be动词+动词ing）8.don'tlike（否定句用don't+动词原形）9.doesn'tdrink（否定句用doesn't+动词原形）10.cooks（一般现在时肯定句用动词原形）三、判断题1.×（肯定句改为否定句：Thegirlisn'tdancing.）2.×（否定句改为肯定句：Theyareeatingpizza.）3.√（原句正确）4.×（否定句改为肯定句：Myfatherworksinanoffice.）5.√（原句正确）6.√（原句正确）7.×（肯定句改为否定句：Theyaren'tplayinggames.）8.√（原句正确）9.×（否定句改为肯定句：Mysisterhasadoll.）10.×（肯定句改为否定句：Thebirdsaren'tsinging.）四、简答题1.解析：-肯定句改为否定句时，根据主语单复数选择doesn't或don't，be动词变isn't/wasn't等。-例：Helikesapples→Hedoesn'tlikeapples.评分标准：-解释正确得4分，漏答助动词或be动词变化扣1分。2.解析：