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外研版五年级上册Unit 1 What's on your plate?语法精讲精练(暑假预习专用)
本单元围绕食物词汇、餐盘物品描述、饮食习惯问答、健康饮食建议核心主题展开,属于小学英语“人与自我·健康生活与饮食习惯”核心话题。重点掌握食物类可数/不可数名词、There be就近原则句型、should建议句型、三餐饮食问答句式,适配五年级暑假零基础预习。帮助学生攻克名词单复数混淆、There be句型误用、should句式变形错误、some/any用法混淆、健康句型搭配不当等高频易错点,夯实饮食话题语法基础,熟练完成饮食场景交际与各类书面答题。
一、单元核心语法精讲
语法点一:单元核心食物词汇(可数&不可数 基础必考)
本单元所有句型的答题基础,核心考点为食物名词分类、单复数变形、可数/不可数区分,是单词默写、句型填空、There be句型运用的核心前提,所有饮食描述句式均依托本部分词汇展开。
1. 核心必背食物词汇(音标+释义+词性)
plate /pleɪt/ n. 盘子(可数名词)
egg /eɡ/ n. 鸡蛋(可数名词)
potato /pəˈteɪtəʊ/ n. 土豆(可数名词,复数:potatoes)
tomato /təˈmɑːtəʊ/ n. 西红柿(可数名词,复数:tomatoes)
bread /bred/ n. 面包(不可数名词)
soup /suːp/ n. 汤(不可数名词)
candy /ˈkændi/ n. 糖果(可数/不可数)
vegetable /ˈvedʒtəbl/ n. 蔬菜(可数名词,常用复数vegetables)
fruit /fruːt/ n. 水果(不可数,泛指种类时可数)
meat /miːt/ n. 肉(不可数名词)
2. 词汇核心易错点
土豆、西红柿复数必须加es,是单元最高频拼写考点;bread、soup、meat为纯不可数名词,无复数形式,不能直接加s;vegetable表泛指蔬菜多用复数形式;some可修饰可数复数和不可数名词,否定/疑问句常用any(表委婉邀请除外)。
语法点二:There be 句型(单元核心重难点)
本单元核心必考语法,用于描述某地有某物,精准适配“What's on your plate?”单元主题,是单项选择、句型转换、情景问答、改错的高频考点。核心规则为就近原则,be动词单复数由紧跟其后的第一个名词决定。
1. 核心句型结构
肯定句:There is + 单数可数名词/不可数名词 + 地点状语.
肯定句:There are + 复数可数名词 + 地点状语.
否定句:There isn’t / There aren’t + 名词 + 地点状语.(is/are后加not)
一般疑问句:Is there / Are there + 名词 + 地点状语? (回答:Yes, there is/are. / No, there isn’t/aren’t.)
2. 经典例句
There is some bread on the plate.(盘子里有一些面包。)
There are two tomatoes on the table.(桌子上有两个西红柿。)
There isn’t any soup in the bowl.(碗里没有汤。)
— Are there any eggs on the plate? — Yes, there are.(盘子里有鸡蛋吗?是的,有。)
3. 必考易错点
严格遵循就近原则,be动词只看后面第一个名词;肯定句多用some,否定句和疑问句多用any;There be句型不可与have混用;不可数名词搭配is,永远不搭配are。
语法点三:should 建议句型(健康饮食核心句型)
本单元重点交际句型,用于给出健康饮食建议、生活劝告,贴合单元健康饮食主题,是情景对话、句型仿写、书面表达的必考考点。句式简单固定,无人称、时态变化。
1. 核心句型结构
肯定建议:You should + 动词原形 + 其他.(你应该……)
否定建议:You shouldn’t (should not) + 动词原形 + 其他.(你不应该……)
2. 经典例句
You should eat more vegetables.(你应该多吃蔬菜。)
You shouldn’t eat too much candy.(你不应该吃太多糖果。)
You should have healthy food.(你应该吃健康的食物。)
3. 必考易错点
should为情态动词,后面必须跟动词原形,不可加s/ing/to;否定形式直接在should后加not,缩写为shouldn’t;无人称变化,所有人称均用should。
语法点四:三餐饮食问答句型(单元交际重点)
本单元核心情景句型,用于询问和回答三餐饮食,贴合日常交际场景,是情景匹配、句型填空、口语问答的高频考点。
1. 核心问答结构
询问三餐饮食:What do you have/eat for + 三餐(breakfast/lunch/dinner)? (你……餐吃什么?)
标准答句:I have/eat + 食物 + for + 三餐.(我……餐吃……)
物品归属句型:This/That + 食物 + is for + 人.(这/那某物是给……的)
2. 经典例句
— What do you have for lunch? — I have rice and vegetables for lunch.(你午饭吃什么?我午饭吃米饭和蔬菜。)
This tomato is for you.(这个西红柿是给你的。)
3. 必考易错点
固定搭配for+三餐,介词不可替换;问答句式必须匹配三餐词汇,前后一致;have/eat可通用,句型结构不变。
语法点五:单元拓展固定搭配(高频考点)
聚焦单元高频短语与固定搭配,多用于单选、填空、改错题型,是夯实基础的关键。
1. be good for 对……有益;2. be bad for 对……有害;3. too much + 不可数名词 太多……;4. healthy food 健康食物;5. on the plate 在盘子里
易错点:too much修饰不可数名词,too many修饰可数复数名词;good/bad后固定搭配介词for。
暑假预习必背考点总结
1. 名词背诵口诀:土豆番茄es结尾,面包汤肉不可数;蔬菜常用复数形,糖果可数可不可。
2. There be句型口诀:There be表存在,就近原则是核心;单数不可数用is,复数名词就用are;肯定some疑否any,否定be后加not。
3. should句型口诀:should建议提主张,后面只跟动词原形;肯定直接用should,否定后缀n’t藏。
4. 固定搭配口诀:三餐前面只用for,有益有害都是for;盘子物品用on,健康句型记心上。
5. 单元高频易错汇总:土豆西红柿复数拼写错误、There be就近原则误用、should后动词变形错误、some/any混用、三餐介词搭配错误。
6.单元必背核心句型:What's on your plate?(盘子里有什么?)、There is/are...(某地有某物)、
You should/shouldn’t...(健康建议)、What do you have for+三餐?(询问三餐饮食)、It’s good/bad for...(有益/有害)。
分层专项练习题
专项一:核心单词短语默写(入门巩固)
根据中文提示,写出规范英文单词、短语,注意拼写、单复数和固定搭配。
1.盘子 ________ 2.鸡蛋 ________ 3.土豆 ________
4.西红柿 ________ 5.面包 ________ 6.汤 ________
7.蔬菜 ________ 8.糖果 ________ 9.健康的 ________
10.对……有益 _____ 11.对……有害 ______ 12.在盘子里 ______
专项二:名词单复数与可数/不可数辨析(易错突破)
根据句意,用所给单词的正确形式填空,重点区分可数、不可数名词及单复数变形。
1. There are two ________ (potato) on the plate.
2. I have some ________ (vegetable) for dinner.
3. There is some ________ (bread) in the box.
4. She has three ________ (tomato) every day.
5. There is some ________ (soup) on the table.
专项三:There be句型专项练习(核心重点)
用is/are填空,或按要求改写句子,掌握就近原则、肯否定及一般疑问句用法。
一、用is/are填空
1. There ________ some fruit on the plate.
2. There ________ three eggs in the bowl.
3. There ________ any soup here.(否定)
4. There ________ a tomato and two potatoes on the desk.
5. There ________ many vegetables in the fridge.
二、句型改写
1. There is some bread on the plate.(改为否定句)________________
2. There are some candies in the box.(改为一般疑问句)________________
专项四:should建议句型专项练习(基础巩固)
用所给动词的正确形式填空,或改写句子,掌握should/shouldn’t的用法。
1. You should ________ (eat) more healthy food.
2. You shouldn’t ________ (eat) too much candy.
3. We should ________ (have) vegetables every day.
4. You ________ (should) drink too much cold water.(否定)
5. Should I ________ (have) some soup?(肯定回答)________________
专项五:三餐问答句型填空(交际突破)
根据句意补全句子,掌握三餐饮食问答及固定搭配。
1. — ________ do you have for lunch?
— I have rice and vegetables.
2. I have bread and milk ________ breakfast.
3. This fruit is ________ you. It’s healthy.
4. Too much sweet food is bad ________ your body.
5. — What do you eat for dinner?
— I ________ (have) noodles and soup.
专项六:单项选择(语法综合考点)
选出最佳答案,综合考查名词、There be、should句型、固定搭配。
( )1. There ________ two tomatoes on the plate.
A. is B. are C. am
( )2. You should ________ more fruit.
A. eat B. eats C. eating
( )3. Too much candy is ________ for your teeth.
A. good B. bad C. nice
( )4. There isn’t ________ milk in the cup.
A. some B. any C. many
( )5. — What do you have ________ lunch?
A. in B. on C. for
专项七:情景匹配(交际句型必考)
从B栏选出A栏句子的正确答语,巩固单元情景交际句型。
A栏
( )1.What’s on your plate?
( )2.What do you have for breakfast?
( )3.Is there any soup on the table?
( )4.What should I eat for health?
B栏
A. You should eat vegetables and fruit. B.No,there isn’t.
C.There are some eggs. D.I have bread and milk.
专项八:连词成句(夯实句型结构)
注意首字母大写、单词顺序、固定搭配与句末标点,书写完整规范句子。
1. plate, on, what’s, your (?)
2. is, bread, there, some, the, on, plate (.)
3. should, more, you, vegetables, eat (.)
4. lunch, what, you, for, do, have (?)
5. bad, too, candy, much, is, for, you (.)
专项九:句子改错(突破高频易错点)
找出句中错误,写出正确形式,攻克名词、句型、介词高频易错点。
1. There are some potatos on the plate. ( ) ______
2. You should eats more fruit. ( ) ______
3. There isn’t some soup in the bowl. ( ) ______
4. What do you have in lunch? ( ) ______
5. There is two tomatoes on the desk. ( ) ______
专项十:句子仿写(句型运用提升)
根据例句仿写句子,熟练掌握单元核心句型的灵活运用。
例句1:— What’s on your plate? — There is some bread.
1. 仿写(盘子里有鸡蛋):_______________
例句2:You should eat more vegetables. They are good for you.
2. 仿写(多吃水果,有益健康):_______________
例句3:— What do you have for dinner?
— I have noodles and soup.
3. 仿写(午饭吃米饭和土豆):_______________
参考答案及详细解析
专项一:基础单词短语默写 答案
1. plate 2. egg 3. potato 4. tomato 5. bread 6. soup 7.vegetable 8.candy 9.healthy 10.be good for 11.be bad for 12. on the plate
解析:重点掌握食物名词分类,区分可数与不可数词汇,固定短语无变形、无介词替换,需精准背诵默写。
专项二:名词单复数与可数/不可数辨析 答案
1. potatoes 2. vegetables 3. bread 4. tomatoes 5. soup
解析:potato、tomato复数必须加es;vegetable表泛指用复数;bread、soup为不可数名词,无复数变形,直接用原形。
专项三:There be句型专项练习 答案解析
一、用is/are填空 1. is 2. are 3. isn’t 4. is 5. are
二、句型改写
1. There isn’t any bread on the plate. 解析:肯定句改否定,is后加not,some改为any。
2. Are there any candies in the box? 解析:陈述句改一般疑问句,are提前,some改为any。
解析:严格遵循就近原则,单数/不可数名词用is,复数名词用are;否定、疑问句中some变any。
专项四:should建议句型专项练习 答案解析
1.eat 2.eat 3.have 4.shouldn’t 5.have; Yes, you should.
解析:should为情态动词,后接动词原形,无人称、时态变化;否定形式为shouldn’t;一般疑问句肯定回答用Yes, you should.
专项五:三餐问答句型填空 答案解析
1. What 2. for 3. for 4. for 5. have
解析:询问三餐食物用What提问;固定搭配for+三餐;be good/bad for为固定短语,介词for不可替换;一般现在时主语为I,动词用原形。
专项六:单项选择 答案解析
1. B 解析:two tomatoes为复数名词,There be句型用are。
2. A 解析:should后接动词原形。
3. B 解析:固定搭配be bad for(对……有害),甜食对牙齿有害。
4. B 解析:否定句中用any修饰名词。
5. C 解析:固定搭配for+三餐。
专项七:情景匹配 答案
1.C 2.D 3.B 4.A
解析:询问盘子物品对应There be答语;询问三餐饮食对应具体食物答语;There be一般疑问句用yes/no回答;询问健康饮食建议对应should句型答语。
专项八:连词成句 标准答案
1. What’s on your plate?
2. There is some bread on the plate.
3. You should eat more vegetables.
4. What do you have for lunch?
5. Too much candy is bad for you.
专项九:句子改错 答案解析
1. potatos → potatoes 解析:土豆复数固定变形加es。
2. eats → eat 解析:should后接动词原形。
3. some → any 解析:否定句中用any。
4. in → for 解析:固定搭配for+三餐。
5. is → are 解析:two tomatoes为复数,be动词用are。
专项十:句子仿写 参考答案
1. — What’s on your plate? — There are some eggs.
2. You should eat more fruit. It’s good for you.
3.— What do you have for lunch?
— I have rice and potatoes.
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