句型辨析06-2025-2026学年六年级英语下册句型辨析（教科版五四制）

六年级下册教科版外研社（新） 【寒假专版】 句型精讲 寒假专版 【句型精讲】Why don't you..?结构精讲 初中英语·教科版外研社新六年级下册 句型辨析精讲 辨析一Why don'tyou+动词原形？vs Why not+动词原形？ 维度 Why don'tyou+动词原形？ Why not+动词原形？ 句子结构 完整疑问句结构，主语为you省略式，直接以Why not开头 接动词原形 语气侧重语气稍委婉，带有建议和询问 语气更直接、简洁，建议性更 对方意见的意味 强 例句对比 Why don't you go to the park with me?(较委婉，询问对方意愿) Why not go to the park with me?(直接建议) 真题链接（教科版外研社新六年级下册期末真题） -I feel bored.What should I do? 一_watch a movie? A.Why don't you B.Why not C.How about 答案：B解析：空后为动词原形watch,How about后接动名词，排除C:Why not后直接接动词 原形，结构更简洁，此处直接建议，选B。 1 六年级下册教科版外研社（新） 【寒假专版】 句型精讲 辨析二Why don'tyou+动词原形？vs How about+动名词？ 维度 Why don'tyou+动词原形？ How about+动名词？ 结构搭配 后接动词原形 后接动名词(V-ing形式) 适用场景 多用于向对方提出具体行动 可用于提出建议、询问情况或 建议，主语明确为you 引出话题，主语可省略或不明 确 例句对比 Why don't you read this storybook?(建议对方做具体动作) How about reading this storybook?(提出读故事书的建议) 真题链接（教科版外研社新六年级下册同步练习） -I want to improve my English. -joining an English club? A.Why don't you B.How about C.Let's 答案：B解析：空后joining是动名词形式，Why don'tyou后接动词原形，Let's后接动词原形， 均不符合；How about后接动名词，选B。 辨析三Why don'tyou+动词原形？vs Let's+动词原形 维度 Why don'tyou+动词原形？ Let's+动词原形 建议对象 建议对方(you)做某事 建议双方（包括说话者和对 方)一起做某事 语气意图 侧重于针对对方的情况给出 侧重于提议共同参与某项活 建议 动 例句对比 Vhy don't you finish your homework first??(建议对方先做作业) Let's finish our homework first.(提议一起先做作业) 真题链接（教科版外研社新六年级下册月考真题） 2 六年级下册教科版外研社（新） 【寒假专版】 句型精讲 -It's a sunny day.go for a walk? -Good idea! A.Why don't you B.Let's C.What about 答案：B解析：答句”Good idea!!'表明是接受提议，Let's表示提议双方一起做某事，符合语境： Why don'tyou建议对方做，此处语境更倾向于共同行动，What about后接动名词，空后go是动词 原形，排除A、C,选B。 综合训练 1.-I'm so tired after studying all day.What should I do? -take a break and listen to some music? A.Why don't you B.Why not C.How about 2.-I want to learn to play the guitar. -joining the music club at school? A.Why don't you B.Let's C.How about 3.-It's a nice day.go hiking this afternoon? -That sounds great! A.Why don't we B.Why not C.What about 4.-My English writing is not good. -practice writing every day?It helps a lot. A.Why not B.How about C.Let's 3 六年级下册教科版外研社（新） 【寒假专版】 句型精讲 从Why don'tyou./Why not./How about../Let's.中选择合适的完成句子 1.go to the library together?We can read books there. 2.watching a cartoon after dinner?It's relaxing. 3.You look sad.talk to your best friend about it? 4 finish our homework first,and then we can play games. 1.Why don't you ask the teacher for help?(改为更简洁的建议句型) 2.How about going shopping this weekend?(用Why don'tyou改写) 3.Let's go to the cinema tonight.(改为以Why not开头的句子) I单项选择 1.B2.C3.B4.A Ⅱ.选短语填空/完成句子 1.Whynot 2.How about 3.Why don't you 4.Let's I.句型转换 1.Why not ask the teacher for help? 2.Why don't you go shopping this weekend? 3.Why not go to the cinema tonight? 4