I am (I'm) He / She / It is (He's / She's / It's) You / We / They are (You're / We're / They're)
无敌口诀：我用am，你用are，is连着他她它；单数名词用is，复数名词全用are。
📖 be动词的6种基本用法（大量例句）
1. 身份 (Identity)： I am a student. 我是个学生。 My father is a teacher. 我爸爸是个老师。 2. 特征 (Characteristic)： She is very tall. 她很高。 The apples are red. 这些苹果是红色的。 3. 年龄 (Age)： He is fifteen years old. 他十五岁。 I am fourteen. 我十四岁。 4. 位置 (Position)： The book is on the desk. 书在桌子上。 We are in the classroom. 我们在教室里。 5. 感受 (Feeling)： I am happy today. 我今天很高兴。 They are tired. 他们很累。 6. 天气 (Weather)： It is sunny. 天晴。 It is cold today. 今天很冷。
📝 练习 5：be动词填空（10题）
1. I _____ a boy.
am
2. You _____ my best friend.
are
3. He _____ in the park.
is
4. The dog _____ very cute.
is (单数名词)
5. We _____ students.
are
6. They _____ on the bus.
are
7. Tom and Jerry _____ funny.
are (复数主语)
8. My mother _____ a nurse.
is
9. It _____ hot today.
is
10. The books _____ in the bag.
are (复数名词)
📝 练习 6：造句（8题）
根据提示词，用be动词造句（注意缩写形式也可以）：
1. she / beautiful →
She is beautiful. (特征)
2. I / 14 years old →
I am 14 years old. (年龄)
3. they / teachers →
They are teachers. (身份)
4. the cat / on the chair →
The cat is on the chair. (位置)
5. we / happy →
We are happy. (感受)
6. it / sunny today →
It is sunny today. (天气)
7. Tom / my friend →
Tom is my friend. (身份)
8. the apples / red →
The apples are red. (特征)
Part 4：be动词否定与疑问（25分钟）
目标：学会be动词的否定句变法和疑问句变法及回答。
📋 课堂流程指引
Step 1（5分钟）：讲授否定句规则：be后加not。练习读 isn't 和 aren't。
Step 2（10分钟）：讲授一般疑问句规则：be动词提前。强调第一人称与第二人称的互换。
Step 3（10分钟）：同桌对话练习，互相提问和回答，完成笔头练习。
🔤 否定句：加not
I am a student. → I am not a student. He is tall. → He is not (isn't) tall. They are here. → They are not (aren't) here.
🔤 疑问句：be动词提前
Are you a student? — Yes, I am. / No, I am not. Is he tall? — Yes, he is. / No, he isn't. Are they here? — Yes, they are. / No, they aren't.
注意：问 "Are you...?" 回答要变人称 "Yes, I am." 绝对不能回答 "Yes, you are."
📝 练习 7：改为否定句（5题）
1. She is a teacher. →
She is not a teacher. / She isn't a teacher.
2. We are tired. →
We are not tired. / We aren't tired.
3. I am angry. →
I am not angry.
4. The dog is big. →
The dog is not big. / The dog isn't big.
5. They are in the room. →
They are not in the room. / They aren't in the room.
📝 练习 8：改为一般疑问句并作肯定回答（5题）
1. He is a good boy. →
Is he a good boy? Yes, he is.
2. You are happy. →
Are you happy? Yes, I am.
3. They are from China. →
Are they from China? Yes, they are.
4. It is cold. →
Is it cold? Yes, it is.
5. She is your sister. →
Is she your sister? Yes, she is.
📝 练习 9：对话补全（1个）
A: Hello! _____ you Mike?
B: No, I _____ not. I _____ Jack.
A: Nice to meet you. _____ she your sister?
B: Yes, she _____. _____ name is Lily.
Are ; am ; am ; Is ; is ; Her
Part 5：总结与作业（10分钟）
回顾今天学习的重点，布置课后作业。
🌟 课堂重点回顾
1. 音标：5短元音，5长元音，4个重点辅音(th, sh, v)。 2. be动词：am / is / are 的用法，6大场景(身份/特征/年龄/位置/感受/天气)。 3. 句型转换：否定加not，疑问be提前。