【新教材】人教版（2024）七年级下册英语Unit 5 语法精讲精练

第第页【新教材】人教版（2024）七年级下册英语Unit5语法精讲精练情态动词can（表能力）一、核心知识点：情态动词can1.基本含义can表示能够、会（具备某种能力），无人称和数的变化，所有人称后面都只用原形can。否定形式：cannot=can’t（不会、不能）2.关键规则（3a重点）can/can’t后面必须加动词原形，无论主语是I/he/they，动词永远不变形。例句：Canyouplayping-pong?（play原形，不加s）Emmacansingwell.（sing原形）Shecan’tplayinstruments.（play原形）3.四种基础句式（1）肯定句主语+can+动词原形Icanrunfast.Shecanplaytheviolin.（2）否定句主语+can’t+动词原形Ican’tswim.Hecan’tplaychess.（3）一般疑问句Can+主语+动词原形？简答只用can/can’t，不用其他动词—Canheplaytheviolin?—Yes,hecan./No,hecan’t.（4）转折句（搭配but）前半句有能力，后半句无能力，形成对比Icanrunfast,butIcan’tswim.4.固定搭配小要点play+球类（无the）：playping-pong,playchessplay+乐器（加the）：playtheviolin二、易混易错提醒he/she/it后面不加scan后面只能动词原形：对比表格句式结构例句肯定Theycanswim.否定Theycan’tfly.疑问Cantheyclimbtrees?简答Yes,theycan./No,theycan’t.专项分层训练专项一3a观察识别划出所有can/can’t后面的动词，全部为原形，无变形Canyouplayping-pong?Canheplaytheviolin?Cantheyplaychess?Icanrunfast,butIcan’tswim.Emmacansingwell,butshecan’tplayanymusicalinstruments.专项二3b连线匹配（动物能力）Afish—Aduck—Aparrot—Adog—Acat—A.canspeak.B.canfly.C.canswim.D.canrunfast.E.canclimbtrees.专项三3c短文填空方框词：is;likestoplay;canplay;canspeak;can’tspeak;canevenmakeMybestfriendisLinda.She____goodatsomanythings!She____English,French,andsomeChinese.I____French,butI’dliketolearn.Linda____theguitarandtheviolintoo.Iliketowatchherplay.Andshecandosomuchmore.She____ping-pongandtennis.She____deliciouscakes!Everyoneinourclasslikesher.专项四单项选择()1.I____swim,butmysistercan.A.canB.can’tC.cans()2.Canhe____theviolin?A.playB.playsC.toplay()3.—Cantheyplaychess?—Yes,____.A.theyareB.theycanC.theydo()4.Aparrot____speak,butafish.A.can;can’tB.can’t;canC.can;can()5.Linda____twokindsofmusicalinstruments.A.canplayB.canplaysC.playscan()6.—yourunfast?—No,I____.A.Can;can’tB.Do;don’tC.Are;aren’t()7.Dogs____runfast,cats____climbtrees.A.can;canB.can’t;canC.can;can’t()8.She____makenicecakes.A.canevenB.evencanC.canseven专项五句型转换Icansingwell.（改为否定句）Emmacanplaytheviolin.（改为一般疑问句并作否定回答）Theycanswimfast.（用but改写，不会飞）Canaduckfly?（完整否定回答）Hecanplayping-pong.（改为复数主语they）专项六句子改错Hecanplayschessafterschool.____________Canshesingssongs?____________Yes,shedoes.（问句Cansheswim?）____________Afishcanfly,butaparrotcan’t.____________Icansswimverywell.____________专项七完成句子我跑得快，但我不会游泳。I____runfast,butI____swim.她会说英语和法语。She____speakEnglishandFrench.Linda会弹吉他和小提琴。Linda____playtheguitar.她甚至能做出美味的蛋糕。She____makedeliciousca