Unit 7 Shopping smart 单元语法专项-2026-2027学年上学期英语五年级上册（译林版三起新教材）

**基本信息** 聚焦购物场景价格问答核心语法，构建“概念-结构-应用-易错”四维训练体系，系统强化How much is/are...?句型及数字20-99表达，提升语言理解与表达能力。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |核心语法总结|5大知识点表格|单复数is/are区分、数字拼写规则|从核心句型到数字基础，再到交际拓展| |基础夯实|20题数字拼写|整十/非整十数构成法|数字表达为价格问答奠基| |单复数训练|12题is/are填空|单数用is答It's，复数用are答They're|语法结构与名词数的对应| |易错强化|10题句子改错|错误类型归因（如yuan单复数）|针对高频错误精准突破| |综合运用|2篇短文+1对话|语境化语法输出|从单一句型到完整购物交际链|

Unit 7 Shopping smart 单元语法专项-2026-2027学年上学期英语五年级上册（译林版三起新教材） 第一部分 单元核心语法知识点总结 一、价格问答核心概念 本单元核心语法为How much is/are ...? 价格问答句型，用于在购物场景中询问物品价格，是小学英语购物交际的核心句型。同时配套学习 I'd like ... 购物表达、数字20-99 的英文表达及砍价用语 How about ... yuan?。 核心语境标志：Story time中Yang Ling在服装店买毛衣和袜子（How much is it? / How much are they?），Cartoon time中Tina买蝴蝶结（How much are they, Ms Bear?），Grammar time中文具店购物对话（How much is the red schoolbag?）。 二、How much is it? 单数物品价格问答 项目 内容 教材例句 问句结构 How much + is + 单数物品 /it? How much is it?How much is the red schoolbag?How much is this pink sweater? 答句结构 It's + 价格 + yuan. It's sixty-eight yuan.It's sixty-six yuan.It's fifty yuan. 适用场景 询问单个物品的价格（单数名词、不可数名词） a sweater, a schoolbag, a pen, a book, a cake 缩写说明 It's = It is It's sixty-eight yuan. = It is sixty-eight yuan. 要点提示 单数物品用 is，答句用 It's 不可与 are 混用 三、How much are they? 复数物品价格问答 项目 内容 教材例句 问句结构 How much + are + 复数物品 /they? How much are they?How much are these socks?How much are two rulers? 答句结构 They're + 价格 + yuan. They're twenty-eight yuan.They're twelve yuan.They're twenty-four yuan. 适用场景 询问多个物品的价格（复数名词） socks, bows, rulers, pens, apples, shoes 缩写说明 They're = They are They're twenty-eight yuan. = They are twenty-eight yuan. 要点提示 复数物品用 are，答句用 They're 不可与 is 混用 特殊表达 a pair of 一双 / 一对 They're twelve yuan a pair.（12 元一双） 四、购物交际句型汇总 句型功能 英文表达 教材例句 店员招呼 Can I help you? Good morning! Can I help you? 顾客表达需求 I'd like ... / I want ... Yes. I'd like a sweater.I'd like two rulers. 推荐商品 Would you like ...?How about ...? Would you like this yellow one?How about this pink sweater? 询问价格 How much is it?How much are they? How much is it?How much are they, Ms Bear? 试穿请求 Can I try it on? Can I try it on? 决定购买 Let's take it. Sure. Let's take it. 砍价用语 How about ... yuan? How about forty-five yuan?How about twenty yuan? 礼貌拒绝 No, thank you. No, thank you. They're not on my shopping list. 感谢用语 Thank you! Thank you! 五、数字20-99表达规则 数字类型 表达规则 例词 整十数（20-90） 词尾多为 -ty 20 twenty, 30 thirty, 40 forty, 50 fifty, 60 sixty, 70 seventy, 80 eighty, 90 ninety 非整十数（21-99） 整十数 + 连字符 + 个位数字 28 twenty-eight, 34 thirty-four, 42 forty-two, 56 fifty-six, 63 sixty-three, 75 seventy-five, 87 eighty-seven, 99 ninety-nine 特殊拼写 注意不规则拼写 40 forty（不是 fourty）50 fifty（不是 fivety）30 thirty（不是 threety） 价格表达 数字 + yuan sixty-eight yuan, twenty-eight yuan ⚠️六、高频易错警示 易错类型 错误示例 正确答案 易错原因 is/are 单复数混淆 How much are the sweater? How much is the sweater? 单数名词用 is，复数名词用 are is/are 单复数混淆 How much is these socks? How much are these socks? these socks 是复数，用 are 答句主语混淆 — How much is it? — They're 50 yuan. — How much is it? — It's 50 yuan. 单数问用 It's 答，复数问用 They're 答 数字拼写错误 fourty yuan forty yuan 40 的正确拼写是 forty，不是 fourty 数字拼写错误 fivety yuan fifty yuan 50 的正确拼写是 fifty，不是 fivety I'd like 后动词形式 I'd like buy a sweater. I'd like a sweater. / I'd like to buy a sweater. I'd like 后直接跟名词，或跟 to do yuan 单复数 sixty-eight yuans sixty-eight yuan yuan 是不可数名词，不加 s 价格问答缺介词 How much the sweater? How much is the sweater? 必须加 be 动词 is/are try on 代词位置 Can I try on it? Can I try it on? 代词放中间，名词可放中间或后面 a pair of 后名词 a pair of sock a pair of socks a pair of 后接复数名词 七、单元核心固定搭配（语法常考搭配） 短语 中文释义 教材出处 Can I help you? 我能帮你吗？ Story time / Grammar time I'd like ... 我想要…… Story time / Grammar time How much is it? 它多少钱？ Story time / Grammar time How much are they? 它们多少钱？ Story time / Cartoon time It's ... yuan. 它…… 元。 Story time / Grammar time They're ... yuan. 它们…… 元。 Story time / Cartoon time Would you like ...? 你想要…… 吗？ Story time How about ...? …… 怎么样？ Story time / Grammar time Can I try it on? 我能试穿吗？ Story time Let's take it. 我们买它吧。 Story time a pair of 一双 / 一对 Story time shopping list 购物清单 Story time pocket money 零花钱 Story time try on 试穿 Story time have a look 看一看 Story time How about ... yuan? …… 元怎么样？（砍价） Cartoon time / Grammar time 第二部分 语法专项练习题 练习一 写出下列数字的英文形式（基础夯实·20-99数字） A 整十数 1. 20 ________ 2. 30 ________ 3. 40 ________ 4. 50 ________ 5. 60 ________ 6. 70 ________ 7. 80 ________ 8. 90 ________ B 非整十数 9. 28 ________ 10. 34 ________ 11. 42 ________ 12. 56 ________ 13. 63 ________ 14. 75 ________ 15. 87 ________ 16. 99 ________ 17. 36 ________ 18. 48 ________ 19. 52 ________ 20. 69 ________ 练习二 用 is / are 填空（单复数区分核心训练） 1. How much ________ this sweater? 2. How much ________ these socks? 3. How much ________ the red schoolbag? 4. How much ________ two rulers? 5. How much ________ those bows? 6. How much ________ this pink dress? 7. How much ________ three pens? 8. How much ________ the green shoes? 9. How much ________ a pair of socks? 10. How much ________ these apples? 11. How much ________ that yellow hat? 12. How much ________ four books? 练习三 用所给词的适当形式填空（价格问答中名词单复数与be动词） 1. How much ________ (be) this book? 2. How much ________ (be) these pencils? 3. — How much is the sweater? — ________ (it) sixty-eight yuan. 4. — How much are the socks? — ________ (they) twenty-four yuan. 5. I'd like two ________ (pair) of socks. 6. They're twelve yuan a ________ (pair). 7. Can I try ________ (it) on? 8. I'd like ________ (buy) a schoolbag. 9. How much ________ (be) the green schoolbag? 10. They're twenty-eight ________ (yuan). 练习四 句子改错（找出下列各句中的一处错误并改正） 1. How much are the sweater? ________ 改为 ________ 2. How much is these socks? ________ 改为 ________ 3. — How much is it? — They're fifty yuan. ________ 改为 ________ 4. It's fourty yuan. ________ 改为 ________ 5. I'd like buy a pink sweater. ________ 改为 ________ 6. They're sixty-eight yuans. ________ 改为 ________ 7. How much the red schoolbag? ________ 改为 ________ 8. Can I try on it? ________ 改为 ________ 9. I'd like two pair of socks. ________ 改为 ________ 10. How about twenty-eight yuans? ________ 改为 ________ 练习五 按要求改写句子（句型转换核心训练） 1. The sweater is sixty-eight yuan.（对划线部分提问） ________________________________________________ 2. These socks are twelve yuan.（对划线部分提问） ________________________________________________ 3. How much is this book?（用 thirty-five yuan 回答） ________________________________________________ 4. How much are those pens?（用 forty-two yuan 回答） ________________________________________________ 5. I'd like a pink sweater.（改为一般疑问句） ________________________________________________ 6. The red schoolbag is sixty-six yuan.（改为同义句，用 It's 开头） ________________________________________________ 7. Can I help you?（用 I'd like two rulers 回答） ________________________________________________ 8. How about this yellow one?（用 I don't like yellow 回答） ________________________________________________ 9. They're twenty-four yuan.（改为单数句） ________________________________________________ 10. It's fifty yuan.（改为复数句） ________________________________________________ 11. I'd like three pens.（对划线部分提问） ________________________________________________ 12. The green shoes are seventy-five yuan.（对划线部分提问） ________________________________________________ 练习六 单项选择（语法辨析·易错点强化） ( ) 1. — ______ is this sweater? — It's sixty-eight yuan. A. How many B. How much C. How old ( ) 2. — How much ______ these socks? — They're twelve yuan. A. is B. are C. am ( ) 3. — How much is the red schoolbag? — ______ sixty-six yuan. A. They're B. It's C. I'm ( ) 4. — How much are the bows? — ______ twenty-eight yuan. A. It's B. They're C. We're ( ) 5. I'd like ______ pink sweater. A. a B. an C. the ( ) 6. — Can I help you? — Yes. I'd like ______. A. two ruler B. two rulers C. two rulers ( ) 7. — How much is it? — It's ______ yuan. A. fourty B. forty C. fourten ( ) 8. They're twelve yuan ______ pair. A. a B. an C. the ( ) 9. Can I try ______ on? A. it B. its C. it's ( )10. — Would you like this yellow one? — It's beautiful, ______ I don't like yellow. A. and B. but C. so ( )11. — How about this pink sweater? — Can I ______? A. try on it B. try it on C. try them on ( )12. I'd like two ______ of socks. A. pair B. pairs C. a pair ( )13. — How much are they? — They're ______ yuan. A. twenty-eight B. twenty eight C. twentyeight ( )14. — How about forty-five yuan? — ______ A. OK. B. Yes, I do. C. Thank you. ( )15. Which of the following sentences is CORRECT? A. How much is these socks? B. How much are the sweater? C. How much is the red schoolbag? ( )16. — ______? — Yes. I'd like a sweater. A. Can I help you B. How are you C. What's your name ( )17. The socks are ______ yuan a pair. A. twelve B.the twelf C. twelf ( )18. — How much are four pairs of socks? — They're ______ yuan.（12元一双，4双40元） A. forty B.the forty C. fourteen ( )19. I don't need four pairs. ______, please. A. Two pair B. Two pairs C. Two pairs of ( )20. — These socks are for you! — ______ A. Thank you! B. You're welcome. C. OK. 练习七 根据汉语提示完成句子（汉译英语法输出） 1. 这件毛衣多少钱？ ________ ________ is this sweater? 2. 它们二十八元。 ________ twenty-eight ________. 3. 我想要一件粉色的毛衣。 I'd ________ a ________ sweater. 4. 我能试穿吗？ Can I ________ it ________? 5. 这些袜子多少钱？ ________ ________ are these socks? 6. 它们十二元一双。 They're twelve yuan ________ ________. 7. 四十五元怎么样？ ________ ________ forty-five yuan? 8. 我们买它吧。 ________ take ________. 9. 我能帮你吗？ ________ I ________ you? 10. 红色的书包六十六元。 The red ________ is ________ yuan. 练习八 句型综合改写（灵活运用训练） 1. 将句子改为复数句：How much is this book? ________________________________________________ 2. 将句子改为单数句：How much are these pens? ________________________________________________ 3. 同义句转换：What's the price of the sweater?（用 How much 改写） ________________________________________________ 4. 用 I'd like 改写句子：I want a pink sweater. ________________________________________________ 5. 用 How about 改写句子：What about this green schoolbag? ________________________________________________ 6. 将句子改为否定句：I'd like four pairs of socks. ________________________________________________ 7. 对划线部分提问：I'd like two pairs of socks. ________________________________________________ 8. 用 a pair of 改写句子：The socks are twelve yuan. ________________________________________________ 练习九 短文填空（语法运用·价格问答 共2篇） Passage 1（基础篇·贴合教材 Story time） Yang Ling and her parents are shopping. Yang Ling has a shopping list. Assistant: Can I 1. ________ you? Yang Ling: Yes. I'd 2. ________ a sweater. Assistant: Would you like this yellow one? Yang Ling: It's beautiful, but I don't like yellow. Assistant: How 3. ________ this pink sweater? Yang Ling: Can I try it 4. ________? Assistant: Sure. Yang Ling: It looks good. 5. ________ ________ is it? Assistant: It's sixty-eight 6. ________. Yang Ling: Is that OK, Mum? Mum: Sure. Let's 7. ________ it. Yang Ling: These socks look nice. 8. ________ ________ are they? Assistant: They're twelve yuan a 9. ________. Yang Ling: Two pairs, please. Assistant: OK. They're twenty-four yuan. Yang Ling: 10. ________ you! Passage 2（提升篇·贴合教材 Cartoon time 拓展） Tina and Bobby are shopping one morning. Tina sees some beautiful bows. Tina: Bobby, look at those bows! How beautiful! I want them all. Bobby: Do you need all of them? Tina: Yes, I do. Tina: 1. ________ ________ are they, Ms Bear? Ms Bear: 2. ________ twenty-eight yuan. Tina: How 3. ________ twenty yuan? Ms Bear: OK. Tina: Thank you. Tina: These are beautiful. I want to show 4. ________ to my friends. Bobby: Is your tail 5. ________? Tina: No, it isn't. Later, Tina's tail is very heavy. Tina: You're 6. ________, Bobby. My tail is heavy. Bobby: You should be a 7. ________ shopper. Don't buy too many things you don't need. 练习十 情景交际补全对话（语法+交际综合运用） 从方框中选择合适的句子补全对话，有两项多余。 ( A. How much is it? B. How much are they? C. Can I help you? D. I'd like a schoolbag. E. It's fifty yuan. F. They're twelve yuan. G. How about forty-five yuan? ) A: Good morning! 1. ________ B: Yes, please. 2. ________ A: Would you like this red one? B: It's nice. 3. ________ A: 4. ________ B: Oh, it's a little expensive. 5. ________ A: OK. You can take it. B: Thank you! I also want two rulers. A: 6. ________ B: They're cheap. I'll take them. 参考答案 练习一 写出下列数字的英文形式 A 整十数 1. twenty 2. thirty 3. forty 4. fifty 5. sixty 6. seventy 7. eighty 8. ninety B 非整十数 9. twenty-eight 10. thirty-four 11. forty-two 12. fifty-six 13. sixty-three 14. seventy-five 15. eighty-seven 16. ninety-nine 17. thirty-six 18. forty-eight 19. fifty-two 20. sixty-nine 练习二 用 is / are 填空 1. is 2. are 3. is 4. are 5. are 6. is 7. are 8. are 9. is 10. are 11. is 12. are 练习三 用所给词的适当形式填空 1. is 2. are 3. It's 4. They're 5. pairs 6. pair 7. it 8. to buy 9. is 10. yuan 练习四 句子改错 1. are → is 2. is → are 3. They're → It's 4. fourty → forty 5. buy → 去掉（或 I'd like to buy） 6. yuans → yuan 7. the 前加 is（How much is the red schoolbag?） 8. try on it → try it on 9. pair → pairs 10. yuans → yuan 练习五 按要求改写句子 1. How much is the sweater? 2. How much are these socks? 3. It's thirty-five yuan. 4. They're forty-two yuan. 5. Would you like a pink sweater? 6. It's sixty-six yuan. 7. Yes. I'd like two rulers. 8. It's beautiful, but I don't like yellow. 9. It's twenty-four yuan. 10. They're fifty yuan. 11. What would you like? 12. How much are the green shoes? 练习六 单项选择 1.B 2.B 3.B 4.B 5.A 6.B 7.B 8.A 9.A 10.B 11.B 12.B 13.A 14.A 15.C 16.A 17.A 18.A 19.B 20.A 练习七 根据汉语提示完成句子 1. How much 2. They're; yuan 3. like; pink 4. try; on 5. How much 6. a pair 7. How about 8. Let's; it 9. Can; help 10. schoolbag; sixty-six 练习八 句型综合改写 1. How much are these books? 2. How much is this pen? 3. How much is the sweater? 4. I'd like a pink sweater. 5. How about this green schoolbag? 6. I wouldn't like four pairs of socks. / I don't want four pairs of socks. 7. What would you like? / How many pairs of socks would you like? 8. They're twelve yuan a pair. 练习九 短文填空 Passage 1 1. help 2. like 3. about 4. on 5. How much 6. yuan 7. take 8. How much 9. pair 10. Thank Passage 2 1. How much 2. They're 3. about 4. them 5. heavy 6. right 7. smart 练习十 情景交际补全对话 1.C 2.D 3.A 4.E 5.G 6.B ( 第 1 页 共 16 页 ) 学科网（北京）股份有限公司 $