Unit 3 Teenage problems period 4 Grammar课件+嵌入音频(共31张PPT)

(共31张PPT)
Unit 3 Teenage problems
Grammar
New words and expressions.
whom pron.谁(宾格）
silence n.安静，寂静;沉默
worry n.担心；令人担忧的事
method n.方法
solve vt.解决;解答
dictionary n.字典
youth worker n.青少年辅导员
reply n.答复，回答
Translate the sentences.
1. 我经常怀疑是否值得花如此多的时间在家庭作业上。
_______________________________________________
_______________________________________________
2. 我不能理解为什么他们对我如此严格。
_______________________________________________
_______________________________________________
I often doubt whether it is worth spending so much time on homework
I do not understand why they are so strict with me.
Review
从句来源 连接词 备注
陈述句 that 口语或非正式文体中常省略
一般疑问句 if / whether
特殊疑问句 连接代词：who; whom; whose; which; what 等 在句中担任主、宾、定或表语。
连接副词：when; where; why; how等 在句中担任状语
宾语从句连接词
连接代词和连接副词引导的宾语从句
A
连接代词和连接副词引导的宾语从句实际上是由特殊疑问句变化而来的,宾语从句要用陈述语序。常见的连接代词有who, whom, whose, which和what,在宾语从句中充当主语、宾语、定语或表语；常见的连接副词有when, where, why和how,在宾语从句中充当状语。常放在see, say, tell, ask, answer, know, decide, find out, imagine, suggest, wonder, discover, understand, inform, advise等之后。
1. They haven’t decided who will go there.
2. I want to know whom/who you are waiting for
3. I wonder what I should do.
4. Tell me which book you like to read best of the three.
5. Have the police discovered whose the special shoes are
6. I asked him why he smiled.
7. Can you tell me where you are
8. Do you know when we will hold the sports meeting
9. I can’t imagine how the thief entered my room.
宾语从句时态：
①如果主句的时态是一般现在时,宾语从句可以根据实际需要使用各种时态；如果主句是一般过去时,从句则只能用相应的过去时态(一般过去时、过去进行时、过去完成时等)。
②如果宾语从句所陈述的是客观真理、自然现象、定理、谚语、名人名言等,则用一般现在时。
We didn’t know why she had missed the flight.
He told me that he was watching a cartoon film at 10 o’clock this morning.
He said that light travels much faster than sound.
that（陈述句）
if/whether（一般疑问句）
连接词 who; whom; whose; which; what
when; where; why; how (特殊疑问句)
时态 主句为一般现在时，从句可以是任何时态
主句为一般过去时，从句用相应的过去时态
客观真理，自然现象等不变
语序 陈述语序
Summary
宾语从句三要素：
The Class 1, Grade 9 students are talking about their problems. Help them complete each object clause below with a correct question word.
A1
Kitty
n. 安静，沉默
I need silence when I’m studying. I don’t know _______ I can find a quiet place.
where
Peter
I need someone to share my worries with. I wonder ___________ I should go to for help.
n. 担心，令人担忧的事
who/ whom
I have tried my best, but I don’t understand ____ I still get low marks.
My parents often come home very late. Sometimes I don’t know _____ I will see them.
Amy
Sandy
why
when
Sometimes I’m careless. I wonder ____ I can be more careful.
I often have difficulty expressing myself. Who can tell me _____ I should do
Paul
Suzy
how
what
1. Why do I always feel tired in class
Can you explain why I always feel tired in class
2. How much sleep do we need every day
I wonder _______________________________.
how much sleep we need every day
Daniel has some questions. Rewrite his questions by using object clauses introduced by question words.
A2
3. Which method should I use to solve the problem
I am not sure ______________________________
_____________________.
4. Where can we buy a good dictionary
Can you tell me ___________________________ ____________________
5. How can I improve my English quickly
I want to know ____________________________
_____________________.
where we can buy a good dictionary
how I can improve my English quickly
which method I should use to solve the problem
6. Whom should we ask for help
I don not know __________________________.
7. What would life be like without hobbies
I cannot imagine ________________________
____________________.
whom we should ask for help
what life would be like without hobbies
Dear classmates,
Have you ever had any problems Are you wondering ___________ you can ask for advice If so, you can write to Mr Sigmund Friend.
You may wonder ____ he is. He is a youth worker.
n. 青少年辅导员
who/ whom
who
Millie wants to introduce Mr Friend to her classmates. Help Millie complete her email with the correct question words.
A3
Do you know _____ a youth worker does Mr Friend says that youth workers help young people solve their problems. They are doing a great job. Some of my friends wrote to Mr Friend and asked _____ they could deal with their problems. Soon they got his replies. Now they know _____ they should do.
Best wishes,
Millie
n. 回答，回复
what
how
what
My friends and I were discussing _____ we would do next Sunday. Alex suggested ____ we should play table tennis. But Linda said she ____ ______ (play) pingpong with her brother last weekend. Sarah advised us to have a picnic. I was interested in both of them, so I was not sure _____ was better. At last, we decided to have a picnic. I’m longing for good weather, for the picnic will depend on _______ the weather will be fine.
what
that
had played
Exercises: complete the passage
which
whether
提建议的句型
B
常见的提建议句型有：
Why not…
What/How about…
Let’s…
Shall we…
Perhaps 也可用于建议。
e.g. Perhaps you can park over there.
e.g.
1. Why not eat less and exercise more
2. Why don’t you let your parents know you need them
3. What/ How about choosing your hobby according to the time you have
4. Let’s write a letter to Mr Sigmund Friend.
5. Shall we have a meeting about this
1. 句型Why not… 是Why don’t you … 的缩略形式，“为什么不……？”“你为什么不……？”，后面跟动词原形。
e.g. Why not donate your pocket money to charity
你为什么不把零用钱捐给慈善组织
=Why don’t you donate your pocket money to charity
2. What/How about … “……怎么样？” “……如何？”，后面跟名词，代词或者动名词。
e.g.What/ How about having a cup of coffee
喝杯咖啡怎么样？
3. let’s … “让我们……吧”，后接动词原形。
e.g. Let’s listen to the teacher.
让我们听老师讲吧。
4. Shall we … “我们……好吗？”后面跟动词原形。
e.g. Shall we go swimming tomorrow
我们明天游泳好吗？
A plan to relax
Millie feels tired these days. Amy and Sandy are trying to help her. Use the correct structures to help the girls give suggestions.
Millie: I’m always feeling tired these days. There’s so much homework and I’ve spent all my time on it.
Sandy: ________ do something fun
Amy: I agree. _______ go to the cinema
Sandy: Good idea. But I don’t know what films are on now.
Why not
Shall we
Millie: I don’t want to see any films.
Amy: __________ going to the new museum My dad tells me that it’s big and modern. I know where it is, but I’m not sure when it closes.
Sandy: _______ go and see It’s still early.
Millie: OK. But we may get home late. _____ tell our parents first.
How about
Shall we
Let’s
1.The children don’t know ______ is in their stockings.
2.I wonder ______ she will pay me back.
3.The father asked _______ his son was going.
4.He forgot ______ gave this gift to him.
5.The teacher wants to know _______ Mary was late for school.
what
when
where
who
why
Fill in the blanks with what, when, where, why
Exercise
1. 为什么不寻求老师的帮助？
2. 你为什么不听听音乐放松一下呢？
Why not ask your teacher for help
Why don’t you listen to music to relax yourself
Translate the sentences
3. 这个周末看场电影怎么样？
4. 让我们换换口味去饭馆吃饭吧！
5. 我们在校门口碰头好吗
What/ How about watching a film this weekend
Let’s go to a restaurant for a change.
Shall we meet at the school gate
GOOD JOB