人教版（2019）必修第一册Unit 3 Sports and Fitness Discovering Useful Structures 课件（共18张PPT)

(共18张PPT)
必修第一册 Unit 3语法
Amy: It's not a real sport, is it
Shen Qi: Yes. it is.
Read the conversations below.
Presentation
tag question
Lead-in
Read the conversations below and underline the tag questions and their answers.
Amy: It's not a real sport, is it
Shen Qi: Yes, it is.
Adam: That sounds interesting, doesn't it
Julie: Sure, it does.
1
2
Find the tag questions
Lin Tao: Hi! It's a beautiful day, isn't it
Han Jing: Yes, it is. I'm going to play soccer. Can you come along and join us
Lin Tao: Sorry, I can't. I've got to meet my adviser. By the way, our school soccer team won at last, didn't they
Han Jing: No, they didn't. It's too bad.
3
Find the tag questions
What functions do the tag questions have
The tag questions above are used for confirmation.
Analysis and summary
Tag question
口语，验证陈述或判断
表达意见或建议
Structure
Types
Definition
Analysis and summary
陈述部分+附加疑问部分
由助动词、be动词或情态动词和表示主语的代词构成。
1.肯定式陈述部分+否定附加疑问部分
You are an actor, aren’t you
He likes soccer, doesn’t he
We have ever been to Shanghai,haven’t we
2.否定式陈述部分+肯定附加疑问部分
It wasn’t fine yesterday, was it
You won’t go to America, will you
Types
3.含有否定词的陈述部分+肯定附加疑问部分
否定意义的词包括：hardly, never, nothing, few, little, no, seldom, too…to等
4. Few people eat wild animals now, _______
3. There is nothing important in the newspaper,
_______
2. She has never been to Hong Kong,______
_____
例：
1. Mr. Smith can hardly speak Chinese, _____
_____
is there
do they
has
she
can
he
Types
4.祈使句+附加疑问部分
①陈述句为“Let’s…”结构时，表示“让我们（你我双
方）”附加问句一般用 “shall we ”
②陈述句为“Let us…” 结构时，表示“你让我们...”,
附加问句一般用 “will you ”
例：
1. Let’s go home, _______
2. Let us go home, ________
shall we
will you
Types
5.情态动词+附加疑问部分
当陈述部分含有情态动词时，疑问部分会重复前面情态动词。
例：
1. He can play the piano, _________
2. We shouldn't go right now, __________
3. They can’t finish it, ________
can't he
should we
can they
Types
Video
Tag questions Quiz
Take part in the quiz
Complete the conversations with appropriate tag questions or correct answers.
A: It's not going to rain, is it
B: _____________. It's a good day for sports.
A: Then we can play football, ____________
B: _____________. We don't have a ball.
1
No, it isn’t
can’t we
No, we can’t
Practice
A: It's Sports Day next Thursday, __________
B: You're right, it is. Let's ask Xia Lei if she wants to join a team.
A: She likes soccer, ______________
B: _______________. But she loves volleyball. She could be in the volleyball team.
2
isn’t it
doesn’t she
No, she doesn’t
Practice
A: It's time for badminton class. Where is the coach He's late, ______________
B: It's been 10 minutes already. He isn't coming, __________________
A: Cool! We can have a good time. That's great!
B: Shh!
A: Oh no, he's right behind me, ____________
C: Yes, I am!
3
isn’t he
is he
isn’t he
Practice
反意疑问句的回答：
回答反意疑问句的问题时，要注意根据事实真实情况回答。
具体来说：
（1）如果事实是肯定的，就用Yes回答，
（2）如果事实是否定的，就用No回答。
例：
You haven’t been to the U. S. , have you？
_______________. I want to have a visit one day.
______________. I have been there three times.
No，I haven't
Yes, I have
Attention
Use tag questions to role-play one of the situations.
A: The Sports Day is coming soon, isn't it
B: Yes, it is. They need some volunteers, don't they
A: Yes, they do....
Example:
Work in pairs
Show time
Role-play the conversation with a partner!
Work in pairs
Homework
Finish the exercises on your exercise book.