小学英语否定句专项练习卷与解析

小学英语否定句专项练习卷与解析语言学习的基石在于对基础句型的熟练掌握与灵活运用，而否定句作为英语中表达相反意义、传递否定信息的重要句式，是小学阶段英语学习的重点与难点之一。能否准确、规范地使用否定句，直接关系到孩子们能否清晰、准确地传达自己的思想。为帮助同学们系统梳理并巩固否定句的相关知识，我们精心编制了这份专项练习卷，并辅以详尽解析，希望能为大家的英语学习之路添砖加瓦。小学英语否定句专项练习卷一、将下列含有be动词的肯定句改为否定句(每空一词)1.Iamastudent.I____________astudent.2.HeisfromBeijing.He____________fromBeijing.3.Theyaregoodfriends.They____________goodfriends.4.Thecatisonthemat.Thecat____________onthemat.5.Wearehappytoday.We____________happytoday.二、将下列含有情态动词的肯定句改为否定句(每空一词)1.Icanswimfast.I____________fast.2.ShecansingEnglishsongs.She____________Englishsongs.3.Theymustgonow.They____________now.4.Weshouldhelpeachother.We____________eachother.He____________heretomorrow.三、将下列含有实义动词（行为动词）的肯定句改为否定句(每空一词)1.Ilikeapples.I____________apples.2.Theyplayfootballafterschool.They____________footballafterschool.3.Shehasanewbook.She____________anewbook.4.TomwatchesTVeveryevening.Tom____________TVeveryevening.5.Myparentsgotoworkbybus.Myparents____________toworkbybus.四、选择填空(从A、B、C、D中选出最佳答案)1.Mybrother______likeplayingbasketball.A.isn'tB.don'tC.doesn'tD.aren't2.______youhavearedpen?No,I______.A.Do,doB.Do,don'tC.Does,doesn'tD.Are,amnot3.There______anymilkintheglass.A.isn'tB.aren'tC.don'tD.doesn't4.She______doherhomeworknow.Sheisill.A.canB.can'tC.mustD.mustn't5.They______intheclassroomyesterday.A.aren'tB.weren'tC.don'tD.didn't五、用括号内所给单词的适当形式填空，完成否定句1.He______(go)toschoolonfooteveryday.(否定句)2.Mymother______(cook)dinnerathome.(否定句)3.Thebirds______(sing)inthetreenow.(否定句)4.We______(watch)amovielastnight.(否定句)5.She______(be)happyyesterday.(否定句)---小学英语否定句专项练习卷解析一、将下列含有be动词的肯定句改为否定句1.Iamnotastudent.（解析：含有be动词am的肯定句变否定句，直接在am后加not。）2.HeisnotfromBeijing./Heisn'tfromBeijing.（解析：含有be动词is的肯定句变否定句，直接在is后加not，可缩写为isn't。）3.Theyarenotgoodfriends./Theyaren'tgoodfriends.（解析：含有be动词are的肯定句变否定句，直接在are后加not，可缩写为aren't。）4.Thecatisnotonthemat./Thecatisn'tonthemat.（解析：同上，be动词is后加not。）5.Wearenothappytoday./Wearen'thappytoday.（解析：同上，be动词are后加not。）小结：含有be动词(am,is,are)的句子变否定句，直接在be动词后加"not"。二、将下列含有情态动词的肯定句改为否定句1.Icannotswimfast./Ican'tswimfast.（解析：含有情态动词can的肯定句变否定句，直接在can后加not，可缩写为can't。）2.ShecannotsingEnglishsongs./Shecan'tsingEnglishsongs.（解析：同上，情态动词can后加not。）3.Theymustnotgonow./Theymustn'tgonow.（解析：含有情态动词must的肯定句变否定句，直接在must后加not，可缩写为mustn't。）4.Weshouldnothelpeachother./Weshouldn'thelpeachother.（解析：含有情态动词should的肯定句变否定句，直接在should后加not，可缩写为shouldn't。）（解析：含有情态动词may的肯定句变否定句，直接在may后加not。）小结：含有情态动词(can,may,must,should等)的句子变否定句，直接在情态动词后加"not"。三、将下列含有实义动词的肯定句改为否定句1.Idonotlikeapples./Idon'tlikeapples.（解析：实义动词like作谓语，主语I是第一人称，变否定句需借助助动词do，在do后加not，缩写为don't，后面动词用原形like。）2.Theydonotplayfootballafterschool./Theydon'tplayfootballafterschool.（解析：实义动词play作谓语，主语they是第三人称复数，变否定句借助助动词do，加not。）3.Shedoesnothaveanewbook./Shedoesn'thaveanewbook.（解析：实义动词has作谓语，主语she是第三人称单数，变否定句需借助助动词does，在does后加not，缩写为doesn't，后面动词用原形have。）4.TomdoesnotwatchTVeveryevening./Tomdoesn'twatchTVeveryevening.（解析：实义动词watches作谓语，主语Tom是第三人称单数，变否定句借助助动词does，加not，动词还原为watch。）5.Myparentsdonotgotoworkbybus./Myparentsdon'tgotoworkbybus.（解析：实义动词go作谓语，主语myparents是复数，变否定句借助助动词do，加not。）小结：含有实义动词的句子变否定句，需根据主语人称和时态，在实义动词前加助动词"donot/don't"(用于第一、二人称及复数)或"doesnot/doesn't"(用于第三人称单数)，其后动词用原形。四、选择填空1.C.doesn't（解析：主语mybrother是第三人称单数，实义动词like作谓语，否定句用doesn't。）2.B.Do,don't（解析：实义动词have作谓语，主语you，一般疑问句用Do开头；否定回答用No,Idon't.）3.A.isn't（解析：Therebe句型，主语milk是不可数名词，视为单数，否定句用isn't。"any"常用于否定句和疑问句。）4.B.can't（解析：根据后句"Sheisill."可知她现在“不能”做作业，用can't表示“不能”。）5.B.weren't（解析：yesterday表明是过去时，主语they，be动词的过去式复数否定是weren't。）五、用括号内所给单词的适当形式填空，完成否定句1.Hedoesn'tgotoschoolonfooteveryday.（解析：主语He第三人称单数，everyday表明一般现在时，否定句用doesn't，动词go用原形。）2.Mymotherdoesn'tcookdinnerathome.（解析：主语Mymother第三人称单数，实义动词cook，否定句用doesn't，动词cook用原形。）3.Thebirdsaren'tsinginginthetreenow./Thebirdsarenotsinginginthetreenow.（解析：now表明现在进行时，be动词+动词ing形式。否定句在be动词are后加not。）4.Wedidn'twatchamovielastnight.（解析：lastnight表明一般过去时，实义动词watch，否定句借助助动词did，加not缩写为didn't，动词watch用原形。）5.Shewasn'thappyyeste