Unit 4 I cant carry all these things 现在进行时-2025-2026学年六年级英语下册语法知识点全解（教科版五四制）

新6下教科版（五四制） 【寒假专版】 A版知识点全解 寒假专版 Unit 4 I can't carry all these things 语法专项突破 考频分析 教科版（五四制）新6下Unit4中，现在进行时是重点语法模块，考频占语法总量的15%左右，贯 穿试卷核心题型：单项选择(2-3题)、完形填空(2-3题)、语法填空(1-2题)、书面表达（基础考 察，影响句子情境描述的准确性)。在语境理解类题目中，现在进行时的构成(be动词+动词-ig 形式)及时间状语辨析往往是解题关键。 考查内容 。基本结构掌握：be动词(am/is/are)与动词-ing形式的搭配规则，人称与be动词的对应关系 。语境应用辨析：表示此时此刻正在进行的动作的场景判断，动词-ing形式的构成（直接加-ing、去e 加-ing、双写尾字母加-ing) 知识点一：现在进行时的构成及用法 1.基本构成（主语+be动词+动词-ing形式) 1.肯定句：主语+am/is/are+动词-ing 例句：(I)I am reading a book now.(2)he is singing in the room. 2.否定句：主语+am/is/are+not+动词-ing 例句：They are not playing basketball, 3.疑问句：Am/Is/Are+主语+动词-ing 例句：Is he watching TV? 2.动词-ing形式变化规则 l.一般情况直接加-ing:play→playing,read→reading 2.以不发音字母e结尾，去e加-ing:write-一→writing,dance-一→dancing 3.重读闭音节结尾且末尾只有一个辅音字母，双写辅音字母加-ing:run→running,swim一→swimming 新6下教科版（五四制） 【寒假专版】 A版知识点全解 4.以ie结尾，变ie为y加-ing:lie-→lying,tie→tying 3.基本用法（表示当前正在进行的动作) 1.标志性时间状语：now(现在)、look(看)、listen(听)、at the moment(此刻) 2.:(1)Look!The bird is flying in the sky.(2)My mother is cooking dinner now. 知识点二：情态动词can的用法 1.基本含义 表示能力(“能，会”)或请求许可(“可以”)，否定形式为cn't(“不能，不会”) 2.肯定句结构 主语+cn+动词原形 例句：(I)I can canry this bag.(2)She can speak English well.. 3.否定句结构 主语+can't+动词原形 例句：(I)Ican't carry all these things..(2)He can't swim fast.. 4.一般疑问句结构 Can+主语+动词原形？ 肯定回答：Yes,主语+can, 否定回答：No,主语+can't. (1)-Can you help me?-Yes,I can./No,I can't.(2)-Can she ride a bike?-Yes,she can./No,she can't. 5.情态动词特点 1.无人称和数的变化（主语无论是第几人称、单复数，cn都用原形） 2.后接动词原形，不能接不定式或动名词 3.否定形式直接在can后加not,缩写为can't 知识点三：现在进行时的句式结构与用法 1.肯定句 1.基础结构：主语+be动词(am/is/are)+动词-ing形式+其他 :(1)I am carrying a heavy box.(2)She is singing an English song now.(3)They are playing football on the playground. 2.时间标志词：now(现在)、at the moment(此刻)、look!/listen!(看/听！) (1)We are having a class now.(2)He is reading a book at the moment.(3)Look!The bird is flying in the sky 新6下教科版（五四制） 【寒假专版】 A版知识点全解 2.否定句 1.结构规则：主语+be动词(am/is/are)+not+动词-ing形式+其他 (1)I am not watching TV.(2)She isn't doing her homework.(3)They aren't playing computer games. 2.常见缩写形式：is not→isn't,are not→aren't 例句：(I)He isn't running.(2)We aren't talking 3.疑问句 1.一般疑问句：Be动词(Am/Is/Are)+主语+动词-ing形式+其他？ (1)Am I speaking too fast?(2)Is she dancing in the room?(3)Are they playing basketball? 2.特殊疑问句：疑问词(What/Where/When等)+be动词+主语+动词-ing形式+其他？ (1)What are you doing now?(2)Where is he hiding?(3)Why are they laughing? 4.特殊用法（中考易错） 1.表示计划/安排：动词-ing形式可表即将发生的动作，常与come/go/leave等词连用 例句：(I)The bus is coming.(2)We are leaving for Beijing tomorrow. 2.与always等词连用：be always+动词-ing形式→表赞扬/抱怨等语气 例句：(I)He is always helping others..(赞扬)(2)She is always losing her keys.(抱怨) 考法精析 考法一：情态动词can的用法辨析 核心：根据语境判断cn表示能力、许可或请求，选择正确的肯定、否定或疑问形式 真题1（语法填空）： -you swim across the river? -No,I.It's too wide 答案：Can,can't 解析：第一句表示询问能力，用Cn开头的疑问句：第二句根据No可知为否定回答，用can't表 示能力不足。 真题2（单项选择)： We_talk loudly in the library.It's a rule. A can B can't C do D don't 答案：B 解析：根据语境“图书馆规则”可知表示禁止，应用cant表示“不允许”。 考法二：情态动词与祈使句综合运用 3 新6下教科版（五四制） 【寒假专版】 A版知识点全解 核心：根据语境区分情态动词cn表示能力/许可/请求的用法，以及肯定/否定祈使句的结构 真题1（单项选择)： -you play football with us this afternoon? -Sorry,I_.I have to do my homework. A.Can;can't B.Do;don't C.Are;aren't D.May;may not 答案：A 解析：第一句表示请求，用Can开头的疑问句；第二句根据SoTy”可知是否定回答，用can't表 示”不能”，符合情态动词can的用法。 真题2（句型转换)： He can swim in the river..(改为否定祈使句) 答案：Don't swim in the river, 解析：原句表示”他能在河里游泳”，改为否定祈使句需用Dot+动词原形结构，表达”禁止在河 里游泳”的含义，符合祈使句用法。 考法三：综合运用现在进行时、情态动词can及there be句型描述场景 核心：结合方位介词描述某地存在的人或事物正在进行的动作，并能用cn表达能力或许可 真题1（单项选择)： Listen!Therea girl-in the music room.She-sing very well. A.is;singing;can B.are;sing;can't C.is;sing;can D.are;singing;can't 答案：A 解析：”there be'”句型遵循就近原则，主语”agir”为单数，be动词用is;”listen”是现在进行时标志 词，第二空用singing;根据”'very well”可知表达肯定能力，用can。 真题2（语法填空）： Look!There(be)two boys(run)on the playground.They_(can)jump high. 答案：are;unning,can 解析：two boys'”为复数，there be句型中be动词用are;look”提示用现在进行时，un的现在分 词为unning;表达能力用情态动词can,后接动词原形jump。 解题小妙招 情态动词can妙招 能力许可与请求，can来帮忙别忘记： 疑问句句首Can,否定can't表拒绝： 4 新6下教科版（五四制） 【寒假专版】 A版知识点全解 回答能力用Yes I can,No I can't表不行： 许可禁止看语境，can't不许要牢记。 祈使句妙招 肯定祈使原形起，礼貌please句尾缀： 否定Do't加原形，禁止命令要记牢： Let型祈使Let开头，后接宾格动原跟： 祈使句无主语，动词开头是特征。 there be句型妙招 there be有特点，主语放在be后面： 单数is复数are,就近原则是关键： 疑问句be提前，some变any记心间： 否定be后not加，存在关系它来表。 方位介词妙招 方位介词看位置，具体场景来判断： under在下来躲藏，between两者中间站： in在里面on在上，near旁边不远离： 根据提示找线索，位置关系要准确。 现在进行时妙招 现在进行正发生，Look Listen标志明： be加doing别忘记，be动词随主语变； 单数is复数are,主语人称要兼顾： 动作正在进行时，这把钥匙能解锁。 综合运用妙招 can与祈使常相遇，请求许可要分清： can问can't答表拒绝，祈使原形或Don't: 进行时遇there be,be动doing两不忘： there be主语看单复，进行标志doing跟： can与here be结合，存在能力两表达： 先判there be单复数，再用can表能力许可。 真题演练 演练一：单项选择（共10题） 1.My brother basketball with his friends now. A play B plays C played D is playing 新6下教科版（五四制） 【寒假专版】A版知识点全解 2.-you swim across the river? -No,I_.It's too deep. A Can;can't B Do;don't C Are;aren't D May;may not 3.be quiet in the library.The students are reading. A Not B Don't C Doesn't D Isn't 4.There-some milk and two eggs in the fridge. A is B are C has D have 5.The cat is hiding-the sofa.I can't find it. A in B on C under D behind 6.-there any books on the desk? -Yes,there are five. AIs B Are C Do D Does 7.Let's_to the park this weekend. A go B goes C going D to go 8.Listen!Someone_in the music room. A sing B sings C is singing D sang 9.Wetalk loudly in class.It's a rule. A can B can't C must D should 10.The post office is the bank and the hotel. A between B in C on D near 演练二：填空试题（共10题） 1.Look!The birds(fly)in the sky. 2.My mother(not cook)dinner now.She is reading. 3.-Can you _(ride)a bike? -Yes,I can 4.-(open)the window,please.It's hot here. 5.There_(be)three apples and a banana on the plate. 6.The dog is sleeping_(in/on)the bed. 7.-(not run)in the hallway.It's dangerous. 8.Listen!The teacher_(speak)English now. 9.There_(not be)a park near my home. 10.Let me_(help)you with your homework. 6 新6下教科版（五四制） 【寒假专版】 A版知识点全解 演练三：语法填空（共10空） It's Sunday morning.The weather is sunny.Look!My family_(1)(be)all at home.My father(2) (read)a newspaper on the sofa.My mother_(3)(cook)breakfast in the kitchen.There_(4)(be)some bread and eggs on the table.My little sister(5)(play)with her toys on the floor. I_(6)(do)my homework now._(7)(not shout),please!My sister is sleeping.Can you-(8)(see)the cat?It's under the chair.There_(9)(be)a ball next to the cat.Let's_(10)(play)with the cat after breakfast! 参考答案 演练-：1.D2.A3.B4.A5.C6.B7.A8.C9B10.A 1.are flying 2.isn't cooking 3ride 4.Open 5.are 6.on 7.Don't run 8.is speaking 9.isn't 10.help 1.are 2.is reading 3.is cooking 4.is 5.is playing 6.am doing 7.Don't shout 8.see 9.is 10.play 7