Unit 10 If you go to the party, you'll have a great time! Section A Grammar-3c 课件2022-2023学年人教版八年级英语

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Unit 10
If you go to the party, you’ll
have a good time!
Section A Grammar-3c
1. Learn some new words: upset, taxi, advice
2. Practice the sentence structures:
If…, you’ll…
--What will happen if they…
--If they ..., …will/won’t…
--Should we…
--If we…, they’ll…
3. 学习if 引导的条件状语从句
Learning aims:
1’
upset [ p'set]
adj. 难过；失望；沮丧
e.g.如果我再忘记，我妈妈会失望的。
Mom will be upset if I forget it again.
taxi ['t ks ] n. 出租车；的士
我将乘出租车去上学。
I will take a taxi to school.
advice [ d'va s] n. 劝告,建议
e.g. 能请你给我一条建议吗？
Can you give me a piece of advice
Step1 Learn the new words
3’
Can you give me some advice please
advice意为“劝告；建议”是_________名词
一条建议 ________________
两条建议 ___________________
如：你能给我一些建议吗？
_______________________________
短语：1.follow/take sb.‘s advice 接受某人意见
2.give advice 劝告, 忠告
动词 advise vt. 建议
建议某人(不要)做某事 ___________________________
a piece of advice
some pieces of advice
Can you give me some advice
suggestion 也表“建议”，是_______名词
一条建议 __________________
两条建议 __________________
a suggestion
two suggestions
不可数
可数
advise sb.(not) to do sth
What are you going to do this weekend
go camping
go to the park
play football
stay at home
do my homework
listen to some music
watching TV
go shopping
Step 2 Warm up
4’
The weather is very important!
sunny
rainy
snowy
cloudy
If it is sunny this weekend…
Sunny
If it is sunny this weekend,
If it is sunny this weekend,
If it is sunny this weekend,
I will go camping.
I will go to the park
I will play football.
rainy
If it rains this weekend,
If it rains this weekend…
I will stay at home.
If it rains this weekend, I will do my homework.
If it rains this weekend, I will listen to some music.
If you have a robot, what will you do
If I have a robot, I will let it…
help with the housework.
babysit my little brother.
wake me up in the morning.
teach me English after school.
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.
Grammar Focus
Step 3 Review
8’
一、If引导的条件状语从句
1. If意为“如果”，引导条件状语从句时，既可在主句前，也可在主句后。若放在句首，从句后面要加逗号与主句隔开。
例：如果你去那儿，我也会去。
_______________________________
If you go there, I’ll go, too.
Grammar




































































































If +…,
条 件
结 果
2. 句型结构：
从句
主句
I’ll / you’ll +…
I’ll / you’ll ...... if......
从句
主句
条 件
结 果
3. 注意: 宾语从句中的if与条件状语从句if的区别。
例句:如果明天下雨，我们将待在家里。
———————————————
我不知道明天是否会下雨。
___________________________
1.if引导条件状语从句，意为 “如果”(主将从现，主情从现，主祈从现）
2.if引导宾语从句，意为 “是否” (相当于whether)
I don't know if it will rain tomorrow.
We'll stay at home if it rains tomorrow.
例如：We will go to the park if it _______ ______ (rain) tomorrow.
含if条件状语从句的主从复合句
1. if 条件状语从句中，主句用一般将来时，从句用___________表示将来。________原则。
doesn’t
主将从现
rain
一般现在时
If he comes, he will bring his violin.
他如果来，就会带来他的小提琴。
从句
主句
一般现在时
一般将来时
2. if 条件状语从句中，如果主句有must，can，may 等情态动词，从句用___________。
例如：You must stop if the traffic light ____ (be) red.
is
一般现在时
If we start now, we can finish the work quickly.
我们如果现在开始，就可以快速完成作业。
从句
主句
一般现在时
情态动词
例如：Don’ t wait for me if I _____ (be) late.
3. if 条件状语从句中，主句是祈使句，从句用____________表示将来。_________原则。
am
主将从现
一般现在时
Work hard if you want to get good grades.
你如果想取得好成绩，就要努力学习。
从句
主句
一般现在时
祈使句
4.句型转换
（1）借助“祈使句+and/or +句子（一般将来时结构）” 这一句型来转换。其中，在句意上and表示顺承；or表示转折，意为“否则”。
If you work hard, you'll pass the exam easily.
=Work hard, ____ you'll pass the exam easily.
=Work hard, ____ you won't pass the exam easily.
（2）借助without或with来转换条件状语从句。
If there is no water, fish will die.
=______________________________
and
or
Fish will die without water.
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)
know
do
think
go
will be
3a. Fill in the blanks with the correct forms of the verbs in brackets.
Step 4 New lesson learning
5’
upset. Mike ______(tell) us 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
told
have
wear
will look
go
walk
will take
take
will be




































































































二、should的用法
1. should为情态动词，意为“应该；应当”，
后接动词原形，无人称和数的变化。
（1）should意为“应该”，表示劝告或建议。
You should stop smoking.
（2）should表示要求或命令。
You shouldn’t talk in class.
（3）should表示预测或可能。
His school bag should be in the classroom.
（4）should有时表示说话人的感情，如惊讶、
愤怒、失望等。
Why should I go




































































































2. 基本句式
肯定句：sb. should +动词原形.
Maybe he should say sorry.
否定句：sb. shouldn’t +动词原形.
You shouldn’t smoke in the hospital.
一般疑问句：should sb.+动词原形
Should you come here tonight
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 miss the school bus
my teacher will be angry
I won’t be strong
I play computer games all the day.
I always make them upset.
plete the sentences using
your own ideas.
3’
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…
仿照例子把两句话合成一句话。
Example:
a. You think you’ re going to visit New
York City.
b. You will see some tall buildings.
→ If you go to visit New York City,
you’ll see some tall buildings.
Step 5 Practice
5’
1. a. You think you’re going to study
English hard.
b. You will do better in English.
2. a. You think you’re going to eat
and drink more.
b. You will be fatter.
→ If you study English hard, you’ll
do better in English.
→ If you eat and drink more, you’ll
be fatter.
3. a. They think they are going to do
more exercise.
b. Their health will be better.
4. a. I think you are going to let me
watch TV.
b. I will stay at home.
→ Their health will be better if they
do more exercise.
→ I will stay at home if you let me
watch TV.
( )1.It’s cold outside. Jenny asked me ______ the window.
A. close B. to close C. closing D. closed
( )2. —I can’t finish the work today. What ______ I do
—You can ask Mr. Liu for help.
A. should B. may C. mustn’t D. needn’t
( )3. My little son won’t go to sleep ______ I don't tell him a story.
A. when B. if C. unless D. because
( )4. I can’t decide which computer to buy. Could you give me some ______
A. examples B. advice C. reasons D. service
Step 6 Exercises in class.
11’
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
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. 如果他们今天聚会，班里一半的学生将
不会去。
If they ______ the party today, ______ the class _______ come.
7. 我们应当要求人们带食物来吗？
Should we ______ people to ______ food
have half
won’t
ask bring
将下列句子翻译成英语。
1. 如果明天不下雨，我就和同学们去野餐。
2. 如果你想减肥 （lose weight），就锻炼身体吧。
　
3. 如果冬天来了，春天还会远吗？
　
4. 如果可能的话，我就去火车站接你。
If it doesn’t rain tomorrow, I will have a picnic with my classmates.
If (it is) possible, I’ll meet you at the train station.
Take some exercise if you want to lose weight.
If winter comes, can spring be far behind
翻译下列句子。
1.如果你不赶快走, 你就会迟到。
2 .如果你爱你的父母, 你应当帮他们做做家务。
3. 如果你更友善一些, 你会交上很多好朋友。
If you don’t go soon, you’ll be late.
You should help do the housework if you love your parents.
You will make lots of friends if you are more
friendly.
4. 如果你带外校的朋友来, 老师会让他们离开。
5. 如果你不完成作业, 妈妈不会让你玩电游。
6. 当你看到Bill Gates, 你会对他说些什么？
If you bring friends from other schools, the
teacher will ask them to leave.
If you don’t finish your homework, your
mother won’t let you play computer games.
What will you say to Bill Gates when
you see him
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.
1.Write five sentences with if structure.
2.Copy and translate the sentences below,
Homework
Thank You!