公开课 Unit 10 If you go to the party you'll have a great time！ SectionA (GF-3c) 课件（32张PPT）+嵌入视频

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SectionA(Grammar Focus-3c)
Unit10 If you go to the party, you’ll have a great time!
If you go to the party with Karen and Anna, you _________ (have) a great time.
If you ________(wear)jeans to the party, the teachers __________(not let) you in.
wear
won’t let
will have
Revision
Look and say.
If you _____(take) the bus to the party, you________(be) late .
If you ________ (not go) to the party, you ________(be) sorry.
take
will be
don’t go
will be
Look and say.
Revision
Presentation
upset [ p set] adj.
难过；失望；沮丧
taxi [ t ksi]
n. 出租车；的士
advice [ d va s] n.
劝告；建议 （不可数名词）
Mom will be upset if I forget it again.
如果我再忘记，我妈妈会失望的。
She goes to work by taxi
/She takes the taxi to work.
Can you give me some advice
能请你给我一些建议吗？
a piece of advice 一条建议
two pieces of advice 两条建议
Look and say.
New words
Lead in
Let’s watch the video and find out the if-clauses
Lisa wants to get up early tomorrow.
If she _______ early, she ______ be able to get up early.
sleeps
will
Pre-grammar
Mom’s advice.
Lisa wants to be the first in her class.
If she _________ hard, she ______ be the first.
studies
will
Pre-grammar
Mom’s advice.
Lisa wants to be fit.
If she _______ healthy food, she _______ be fit.
eats
will
Pre-grammar
Mom’s advice.
sleeps
will
studies
will
eats
will
你可以分别找到主句和从句吗？
主句
从句
If she _______ early, she ______ be able to get up early.
If she _________ hard, she ______ be the first.
If she _______ healthy food, she _______ be fit.
While-Grammar
Let’s think and sum up.
条件状语从句：用法和时态
If she _______ early, she ______ be able to get up early.
If she _________ hard, she ______ be the first.
If she _______ healthy food, she _______ be fit.
sleeps
will
studies
will
eats
will
你可以总结出主句和从句使用的时态吗？
If clause Main clause
If + ______________ ________________
一般现在时
一般将来时
While-Grammar
Let’s think and sum up.
条件状语从句：用法和时态
Translate these sentences and let’s read.
I think I’ll take the bus to the party. If you do, you’ll be late.
I think I’ll stay at home. If you do, you’ll be sorry.
What will happen if they have the party today If they have it today, half the class won’t come.
Should we ask people to bring food If we ask people to bring food, they’ll just bring potato chips and chocolate.
我认为我要乘公共汽车去参加聚会。
如果你这样做，你会迟到的。
我认为我会呆在家里。
如果你这样做了,你会很遗憾的。
如果他们今天开派对将会怎么样？
如果他们今天开派对，一半的学生将不会来了。
我们应该要求人们带食物吗？
如果我们要求人们带食物，他们将只会带薯片和巧克力。
Grammar focus
Grammar Focus
Read the following sentences and find sentences including “If… will…”.
I think I’ll take the bus to the party. If you do, you’ll be late.
I think I’ll stay at home. If you do, you’ll be sorry.
What will happen if they have the party today If they have it today, half the class won’t come.
Should we ask people to bring food If we ask people to bring food, they’ll just bring potato chips and chocolate.
Predict the consequences.
What are these sentences’ function
Grammar focus
if 引导的条件状语从句
If是连词，表示假设或条件，意为 ____________________，表示将会发生和可能发生的事，或进行提醒警告。引导条件状语从句，既可放在主句_____，也可放在主句_____。若if条件句放在句首，从句后面要加______与主句隔开。
“如果；假如；倘若”
前面
后面
逗号
如：如果你去那儿，我也会去。
______________, I’ll go, too.
我妈妈如果有空，就会带我去公园
My mother will take me to the park ____________.
If you go there
if she is free
Grammar focus
If条件状语从句的复合句中主从句的时态
if引导的条件状语从句要遵循“主将从现”的规则。即if引导的条件状语从句，主句用一般将来时(用will形式，不能用be going to形式)，从句用一般现在时。
主句是一般将来时，从句用一般现在时。
如：If I go to the party, I’ll have a great time.
I’ll have a great time if I go to the party.
从句
主句
一般现在时
一般将来时
从句
主句
一般现在时
一般将来时
句子结构：If+从句,主句.=主句+if+从句.
主将从现
如：If you eat bad food, you may fall ill.
主句谓语含有情态动词may/might/can/ must/should 等，从句用一般现在时。
从句
主句
一般现在时
含情态动词may
If the traffic lights are red, you must stop and wait.
从句
主句
一般现在时
含情态动词must
You can pass the exam if you work hard.
从句
主句
一般现在时
含情态动词can
如果主句是祈使句，那么从句通常要用一般现在时。 (即主祈从现)
如：If the light is red, wait for a minute.
从句
主句
一般现在时
祈使句
If you want to have a chat , call me up.
Don’t wait for me if I am late.
从句
主句
一般现在时
祈使句
从句
主句
一般现在时
祈使句
主祈从现
有些句子可与含if的条件状语从句互相转换。
有if引导的条件状语从句的复合句中，当主句和从句的主语均为you时，可转换为“祈使句，and+简单句”或“祈使句，or(否则)+简单句”
如：If you study hard, you’ll pass the exam easily.
_____________, _____ you’ll pass the exam easily.
Study hard
If you don’t hurry up, you will be late again.
__________, _____ you will be late again.
Hurry up
or
and
You will be healthier if you eat well.
_________, _____ you will be healthier.
Eat well
and
借助介词with 或without来转换。
如：You can’t drive the car if the door is open.
You can’t drive the car __________________.
with the door open
If there is no water, fish will die.
Fish will die _____________.
without water
With your help, I’ll finish my job soon.
_____________, I’ll finish my job soon.
If you help me
一、完成句子。
(1) Put up your hands if you _____ (have) any questions.
(2) If it ____ (be) cold tomorrow, I will wear my sweater.
(3) He can go home if he ________ (finish) his homework.
(4) 如果他来了，我们会让你知道的。
If he ________, we ________ you know.
(5) 如果天不下雨，她会开车来我家的。
If it ___________, she _________ to my home.
finishes
have
is
comes will let
doesn't rain will drive
Exercises
二、单项选择。
1. If I go to the movies, I______ my homework on time.
A. didn’t finish B. don’t finish C. won’t finish D. finish
2. — I don’t remember the teacher's telephone number.
— If you______，we can call her for help.
are B. will C.do D. did
3. If it ______sunny tomorrow, I will go shopping with my friend in the supermarket.
A. will be B. be C. is D. was
4. — Can students go online during lessons
— They can ______ it is for the lesson.
if B. or C. so D. but
4) You will see many aunts dancing together on the square if it ____ in the evening.
A. doesn’t rain B. rains C. will rain D. won’t rain
A
C
C
C
A
Exercises
三、根据句意及括号内所给词语的提示填空。
1. What ____________(happen) if Mr. Smith ________(arrive) late
2. If it ____________(not rain) tomorrow, I ________(visit) my grandparents.
3. If there _____(be) fewer trees, there _______(be) more pollution.
4. If he __________(come) to the tea party, please let me know.
5. I'm waiting for my friend. If she _____________(not come), I ___________________(go shopping) alone (独自).
6. You __________(not get) good grades if you __________ (not work) hard.
will happen arrives
doesn't rain will visit
are will be
comes
doesn’t come
won’t get don’t work
will go shopping
Exercises
3a
Fill in the blanks with the correct forms of the verbs in brackets.
Dear Su Mei,
I don’t ______ (know) what to ______ (do) about going to Mike’s birthday party tomorrow night. My parents _____ (think) I should study for my English exam next week. If I _____ (go) to the party, they _______ (be) upset.
Mike ______ (tell) us to wear nice clothes, but I don’t ________ (have) any. If I _______ (wear) jeans, I _______ (look) the worst. Also, I’m not sure how to ______ (go) to the party. If I ______ (walk), it ________ (take) me too long. If I _______ (take) a taxi, it ______ (be) too expensive. Can you give me some advice please
Tina
know
do
think
go
will be
tells
have
wear
will look
go
walk
will take
take
will be
upset adj.难过；失望；沮丧
taxi n.出租汽车；的士
advice n.劝告；建议
Post-Grammar
Presentation
3a
Read carefully and find the answers to the following questions:
1. Where will Tina go
2. When is the party
3. What does Mike tell them to do
4. What will happen if Tina wears jeans
5. Does Tina know how to go to the party
Mike’s birthday party.
Tomorrow night.
He tells them to wear nice clothes.
If she wears the jeans, she will look the worst.
No, she doesn’t.
Post-Grammar
1. Can you give me some advice please （教材P75 3a）
(1) advice 与 suggestion 两者都可表示“建议”，其区别如下：
advice 不可数名词。表示“一条建议”用 a piece of advice。 I asked my teacher for some advice/ a piece of advice.
suggestion 可数名词，复数形式为suggestions。 I asked my teacher for some suggestions/ a suggestion.
(2) 与advice 相关的一些词组：
give sb. some advice 给某人一些建议
ask sb. for advice 征求某人的意见
take/follow sb.’s advice 听从某人的意见
Language points
3b
Complete the sentences using your own ideas.
1. If I get up late tomorrow, _______________________________________
2. If I don’t finish my homework, __________________________________
3. If I don’t get enough exercise, ___________________________________
4. I will not have enough time to study if _____________________________
5. I will not make any friends if ____________________________________
I will be late for school.
the teacher will be angry.
I will be fat.
I watch TV too much.
I am too shy.
Post-Grammar
3c
Write a story with your group on a piece of paper. The first person begins the story with “I think I will …” The others add sentences with “if ”. Pass the paper around twice. Then read the story.
I think I will go to the movies tonight. If I go to the movies, I won’t finish my homework. If I don’t finish my homework …
It is called “Chain Reaction(连锁反应)” or “Butterfly Effect（蝴蝶效应）”.
Post-Grammar
Chain game
If I have 100 yuan, I will buy some books.
If I buy some books, I will read them every day.
If I read books every day, I will get good grades.
If I get good grades, my parents will be happy.
If my parents are happy, I will get more money.
If I get more money, I will buy more books.
Let’s play “If” game!
Post-Grammar
I. 用所给词的正确形式填空
1. What ___________ (happen) if we climb the tree
2. Could you help me ________ (organize) the party games
3. If it _____ (rain) tomorrow. We __________(not go) hiking.
4. If you wear jeans to the party, the teachers_______ (be)angry.
5. Don’t ________ (bring) food to school.
6. We are going to _______ (ride) bikes to school.
will happen
organize
rains
won’t go
will be
bring
ride
Exercises
Presentation
1. 我想我将会乘公共汽车去参加聚会。
I _____ I’ll take the bus to the ______.
2. 如果你那样做，你将会迟到。
If you _____, _____ be late.
do you’ll
think party
II. 根据课本内容，完成下列句子。
3. 我想我将待在家里。I _____ _____ stay at home.
4. 如果你那样做，你将会觉得很抱歉。
If you ____, ______ ____ sorry.
think I’ll
do you’ll be
5. 如果他们今天聚会，将会发生什么事？
_____ ___ _______ if they _____ the party today
What will happen have
6. 我们应当要求人们带食物来吗？
Should we ______ people to ______ food
ask bring
Exercises
Presentation
（1）Oral: 做个调查Ask three students:
What will you do if we have no lessons tomorrow？
Then make a report like this:
If we have no lessons tomorrow,…
Li Yan will go to the movies,...
（2）Written: 写一个故事：
If I am a headmaster of Shun Geng Middle School, I ...
Homework
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