内容正文:
寒假预习:专题04 Unit 2 Expressing yourself语法讲义+知识演练
2025-2026学年三年级下册英语(人教版)
核心语法点
语法点1:一般现在时(Do you...? 一般疑问句及肯定/否定回答)
1. 用法:用于询问对方是否经常做某事,或是否有某种习惯,本单元重点用于询问“是否向家人表达爱、是否做某事”。
2. 句型结构:
— Do you + 动词原形 + 其他?(你……吗?)
— Yes, I do. (是的,我做。) / No, I don’t. (不,我不做。)
3. 课本原句示例:
— Do you say that to your mum every day? (你每天都对妈妈那么说吗?)
— Yes, I do. / No, I don’t. (是的,我是。/ 不,我不是。)
语法点2:动词have的第三人称单数形式has(描述事物/宠物的特征)
1. 用法:当主语是单数名词(如a dog, a rabbit)或第三人称单数(如it, he, she)时,用has表示“有、具有(某种特征)”,本单元用于描述宠物的外形(身体、腿、尾巴等)。
2. 句型结构:主语(单数名词/it) + has + 形容词 + 名词. (……有……的……)
3. 课本原句示例:
— Your dog is cute. It has a long body and short legs. (你的狗很可爱。它有长长的身体和短短的腿。)
— I love my rabbit. It has long ears and a short tail. (我喜欢我的兔子。它有长长的耳朵和短短的尾巴。)
语法点3:描述性形容词(修饰宠物/事物的外形)
1. 用法:用于形容宠物的外形特征,放在名词前面作定语,本单元重点掌握描述宠物的形容词。
2. 课本核心形容词(必掌握):long(长的)、short(短的)、fat(胖的)、thin(瘦的)、slow(慢的)、cute(可爱的)、friendly(友善的)
3. 课本原句示例:He’s old and fat, and he’s also very slow. (他又老又胖,而且还很慢。)
语法点4:动词短语(表“表达爱与关心的方式”,原形使用)
1. 用法:本单元动词短语均为原形,可用于句子开头(Let’s...)、谓语部分(I often...),表“做某事以表达情感”。
2. 课本核心动词短语(必掌握):draw a picture(画画)、make a card(制作贺卡)、make gifts(制作礼物)、sing and dance(唱歌跳舞)、express oneself(表达自己)
3. 课本原句示例:I often make her gifts. (我经常给她制作礼物。) / Let’s make a card. (我们制作一张贺卡吧。)
知识演练
大题一:选词填空
从方框中选择合适的形容词填空,每词限用一次。
long, short, fat, cute, friendly
1. My cat is very ________. It eats a lot every day.
2. The rabbit has ________ ears and a ________ tail.
3. Dogs are ________. They can help us.
4. Look at the dog! It’s small and ________.
大题二:短语匹配
1. draw a picture A. 制作礼物
2. make a card B. 唱歌跳舞
3. make gifts C. 画画
4. sing and dance D. 表达自己
5. express oneself E. 制作贺卡
大题三:单项选择
( ) 1. — Do you love your dog? — ________.
A. Yes, I do. B. Yes, I don’t. C. No, I do.
( ) 2. It ________ a long body and short legs.
A. have B. has C. is
( ) 3. — Do you make a card for your mum? — No, I ________.
A. do B. don’t C. am not
( ) 4. This is a ________ rabbit. It has long ears.
A. long B. fat C. cute
( ) 5. — What do you often do for your dad? — I often ________ him a picture.
A. draw B. draws C. drawing
( ) 6. — Do you sing to your grandma? — Yes, I ________. I sing every day.
A. don’t B. do C. am
( ) 7. The monkey is ________. It has a long tail.
A. thin B. slow C. friendly
( ) 8. It ________ short legs. It’s a small cat.
A. have B. has C. are
( ) 9. — Do you dance with your sister? — No, I ______. I often make gifts for her.
A. do B. don’t C. isn’t
( ) 10. — What’s your pet like? — It’s ________ and slow.
A. fat B. long C. short
大题四:句型转换
1. 把下列句子改为一般疑问句,并作肯定回答。
原句:I say “I love you” to my mum every day.
疑问句:_______________________________________
肯定回答:________________
2. 把下列句子改为一般疑问句,并作否定回答。
原句:I make a card for my dad.
疑问句:_______________________________________
否定回答:________________
3. 用has改写句子(保持句意不变)。
原句:The dog has a long tail.
改写:It ________ a long tail.
4. 用has造句(描述宠物,使用课本形容词)。
_______________________________________________
5. 用Do you...? 造句,并作否定回答。
疑问句:_______________________________________
否定回答:________________
大题五:情景对话
A. Do you make a card for her? B. It has long ears and a short tail. C. Yes, I do.
D. What’s your pet like? E. No, I don’t. I often draw a picture for her.
Amy: Hi, Zhang Peng! Do you have a pet?
Zhang Peng: 1. ________ It’s a rabbit.
Amy: 2. ________
Zhang Peng: It’s cute. 3. ________
Amy: Oh, it’s lovely! Do you say “I love you” to your mum every day?
Zhang Peng: 4. ________
Amy: 5. ________
Zhang Peng: No, I don’t. I often make gifts for her.
大题六:翻译句子
1. 你的兔子很可爱。它有长长的耳朵。
__________________________________________________________________
2. 你每天都给妈妈制作贺卡吗?不,我不做。
__________________________________________________________________
3. 我喜欢我的狗。它有短短的腿和胖胖的身体。
__________________________________________________________________
4. 我们用很多种方式表达自己。
__________________________________________________________________
5. 你经常给爸爸唱歌吗?是的,我经常唱。
__________________________________________________________________
答案
大题一:选词填空
1. fat 2. long; short 3. friendly 4. cute
大题二:短语匹配
1. C 2. E 3. A 4. B 5. D
大题三:单项选择
1. A 2. B 3. B 4. C 5. A 6. B 7. A 8. B 9. B 10. A
大题四:句型转换
1. — Do you say “I love you” to your mum every day? — Yes, I do.
2. — Do you make a card for your dad? — No, I don’t.
3. has
4. 示例:It has long ears and a short tail.(答案不唯一,符合要求即可)
5. 示例:— Do you sing and dance for your parents? — No, I don’t.(答案不唯一,符合要求即可)
大题五:情景对话
1. C 2. D 3. B 4. C 5. A
大题六:翻译句子
1. Your rabbit is cute. It has long ears.
2. — Do you make a card for your mum every day? — No, I don’t.
3. I love my dog. It has short legs and a fat body.
4. We express ourselves in many ways.
5. — Do you often sing to your dad? — Yes, I do.
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