内容正文:
知识清单·译林版三年级上册
Unit4 This is my friend.
知识梳理
知识点拨
【考点一】be 动词引导的一般疑问句(身份确认)
【考点二】特殊疑问句(询问班级)
【考点三】词汇辨析(Excuse me & sorry;twin & twins)
【考点四】词汇多义(right)
考点一:人称代词
单元例句:
This is me. 这是我。
This is my schoolbag. 这是我的书包。
解析:
人称代词有主格、宾格、形容词性物主代词三种形式。
主格作主语,一般放在句首;宾格放在 be 动词后面;形容词性物主代词翻译带 “的”,表示 “属于某人”。
不同人称的形式:
第一人称:单数(I, me, my);复数(we, us, our)
第二人称:单数(you, you, your);复数(you, you, your)
第三人称:单数(he, him, his;she, her, her;it, it, its);复数(they, them, their)
大显身手
单项选择
1.—______ is my friend, Tom.
—Nice to meet you.
A. He B. Him C. His
2.This is ______.
A. I B. me C. my
3.—Is this ______ book?
—Yes, it is.
A. you B. your C. yours
4.We love ______ school.
A. we B. us C. our
5.—Are ______ in Class 1?
—Yes, we are.
A. you B. your C. yours
考点二:介绍他人的句型
单元例句:
This is Yang Ling. She's my friend. That is my teacher.
这是杨玲。她是我的朋友。那是我的老师。
核心句型:
“This is...”(介绍距离近的人或物,不可缩写为 this's)
“That is...”(介绍距离远的人或物,this 与 that 互为对应词,复数分别为 these, those)
“He's / She's...”(介绍男性 / 女性人物)
解析:
“This is...” 用于介绍距离自己较近的人或物;“That is...” 用于介绍距离自己较远的人或物。
“He's” 表示 “他是……”,用于男性;“She's” 表示 “她是……”,用于女性,均可展开为 “He is / She is”。
大显身手
按要求完成句子
1.This is my brother.(改为复数句)
________________________________________________________________
2.That is a book.(改为一般疑问句并作肯定回答)
________________________________________________________________
3.He is my cousin(表堂兄弟/姐妹)(用 “She” 改写)
________________________________________________________________
4.—______ this your friend?
—Yes, ______ is.(补全句子)
5.介绍远处的老师,说:“______ ______ my teacher.”(补全句子)
考点三:have 的用法
单元例句:
I have many friends in my class.我在我的班级里有许多朋友。
He has a new pen.他有一支新钢笔。
核心句型:
主语为 I/we/you/they 时,用 have;
主语为第三人称单数(he/she/it)时,用 has。
解析:have 表示 “有”,强调所属关系,其形式随主语人称和数变化。
大显身手
用 have/has 填空
I ______ a new bag.
She ______ long hair.
We ______ many books.
He ______ a cute dog.
They ______ some apples.
考点四:It's + 形容词
单元例句:
—It's nice! —Thank you.— 它真好看!— 谢谢你。
核心句型:It's + 形容词(表示夸赞,被夸时用 “Thank you.” 回应)
解析:此结构用于夸赞人或物,形容词描述人或物的特征,被赞扬时要表示感谢。
大显身手
情景交际
1.夸赞对方的画,说:“______ ______ beautiful!”
A. It's B. Its C. It
2.—______ good! —Thank you.
A. It B. It's C. Its
3.当别人夸你的书包好看,你应说:“______”
A. It's nice. B. Thank you. C. You're welcome.
4.—______ cute! —Thanks.
A. It B. It's C. Is it
5.描述某物很好,说:“______ ______ good.”
综合训练
一、单项选择
( )1.—______ is this? —It's my friend, Lucy.
A. Who B. What C. Where
( )2.—______ you have a new friend?—Yes, I do.
A. Are B. Do C. Have
( )3.This is ______ friend, Lily.
A. I B. me C. my
( )4.—______ he your brother?—Yes, he is.
A. Is B. Are C. Do
( )5.They ______ many toys.
A. have B. has C. are
( )6.—Is this ______ pen? —No, it's not ______.
A. your; my B. your; mine C. you; my
( )7.—______ that your teacher? —Yes, ______ is.
A. Is; he B. Are; he C. Is; she
( )8.I ______ a sister. She ______ a nice dress.
A. have; have B. has; has C. have; has
( )9.—It's ______! —Thank you.
A. nice B. a nice C. nicely
( )10.—Who's ______? —She's my sister.
A. he B. she C. it
二、按要求改写句子。
1.This is my father.(改为一般疑问句并作肯定回答)
________________________________________________________________________
2.I have a new friend.(改为否定句)
________________________________________________________________________
3.He is a student.(用 “She” 改写)
________________________________________________________________________
4.It's a nice cat.(改为感叹句)
________________________________________________________________________
5.They have some books.(对划线部分提问)
________________________________________________________________________
三、根据中文提示补全句子。
______ ______(这是)my new classmate.
—______ ______(他是)your brother?
—Yes, he is.
We ______ ______ ______(有许多朋友).
—______ ______(那是)a dog?
—No, it isn't.
______ ______(它是)cute.
四、【新情境·生活运用】情景交际
从方框中选择合适的句子补全对话。
A. This is B. He's C. She's D. Have E. It's
A: Hello, Jim. 1. ______ my sister, Ann.
B: Hello, Ann. Nice to meet you.
Ann: Nice to meet you too.
B: Jim, do you 2. ______ a new bike?
Jim: Yes, look!
B: 3. ______ cool!
Jim: Thanks. And this is my dog.
B: What's its name?
Jim: 4. ______ name is Coco.
B: Is that boy your brother?
Jim: Yes, 5. ______ my brother, Tom.
五、用所给单词的适当形式填空。
this, that, he, she, have, has
1. ______ is my mother. ______ is a teacher.
2. ______ are my friends. They ______ many storybooks.
3. —Is ______ your father?
4. —Yes, ______ is. He ______ a car.
5. ______ is a nice bird. ______ name is Polly.
参考答案
知识点拨
考点一:人称代词
1.A 2. B 3. B 4. C 5. A
考点二:介绍他人的句型
These are my brothers
—Is that a book? —Yes, it is.
She is my cousin.
Is; it
That is
考点三:have 的用法
1.have 2. has 3. have 4. has 5. have
考点四:It's + 形容词
A 2. B 3. B 4. B 5. It's
综合训练
一、单项选择
1.A 2. B 3. C 4. A 5. A 6. B 7. A 8. C 9. A 10. B
二、按要求改写句子
—Is this your father? —Yes, he is.
I don't have a new friend.
She is a student.
What a nice cat!
What do they have?
三、根据中文提示补全句子
1.This is 2. Is he 3. have many friends 4. Is that 5. It's
四、情景交际
1.A 2. D 3. C 4. E 5. B
五、选词填空
1.This; She 2. These; have 3. that; he; has 4. This; Its
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