《If you go to the party,you'll have a great time!》(Section A Period 2)
sing a song
dance
play the guitar
eat food
chat with friends
2d Role-play the converation.
Jeff:Hey,Ben For the party next week,should we ask pople to bring food?
Ben:No,let't order food food from a restaurant.If we ask people to bring food,they'lljust bring potato chips and chocolate because they'll be too lazy to cook.
Jeff:Ok.For the games,do you think we should give people some small gifts if they win?
Ben:I think that's a great idea!If we do that,more people will want to play the games.
Jeff:Yes,the games will be more exciting,too.
3a Fill in the blanks with the correct form the verbs in brackets.
Dear Su Mei,
I don't (know)knnow what to (do)(do)about going to Mike's birthday party toorrow night.My parents(think)(think)I should study for my English exam next week.If I (go)(go)to the party,they (will be)(be)upset.Mike (told)(tell)us to wear nice clothes,but I don't (have )(have)any.If I (wear)(wear)jeans,I (will look)(look)the worst.Also,I'm not sure how to (go)to the party.If I (walk)(wwalk),it (will take)(take)me too long.If I (take)(take)that taxi,it (will be)too expensive.Can you give me some advice please?
Tina
Report
What will you do if you go to……？
visit old people's home
clean up in the school
children's hospital
3b Complete the sentences using your own ideas.
1.If get up late tomorrow，______________________________
2.If I don't finish my homewwork,___________________________
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_________________________________
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……
Grammar
if引导的条件状语从句，表示对未来的一种假设，可位于主句之前或之后。在if引导的条件状语从句中，若主句用一般将来时，从句要用一般现在时表示将来，如：
She will come if you invite her.
如果你请她，她会来的。
在When,as soon as,after,begore等引导的时间状语从句中，如果主句为一般将来时，从句要用一般现在时表示将来，如：
I wil call you as soon as I reach Canada.
我一到加拿大就给你打电话。
if 条件状语从
If you do,:从句（一般现在时） you'll be late.:主句（一般将来时）
You'll be late ：主句（一般将来时）if you do.:从句（一般现在时）
｛主将从现｝
A:If you are happy,What will you do?
B:If I'm happy I will……
play the guitar
sing a song
watch TV
play computer
play sports
eat food 
dance
A game
What will happen if I touch(触摸)
cry angry exercise smile
If you touch,it will……
用所给的适当形式填空：
If he (gose)(go)to the movies,he won't finish his work.
If I (become)(become)a doctor,I can help others.
If we (have)(have)time,we will go to the park tomorrow.
If you (shout)(shout)at the party,you (will have)(have)to leave.
If it(doen't rain)(not rain),he (will go )(go)sightseeing.
1.Did they ( C )a great time yesterday?
A.have；them A.had；they
A.have；themselves A.take；,myself
2.My parents will take us to the zoo if it ( D )next sunday.
A.won't rain B.will rain C.rains D.doesn't rain
3.I think my omthere( A )if she ()free tpomorrow.
A.will come；is B.comes；is C.comes；will be D.will come；will be
4.If she likes it ,she ( C )it soon.
A.read B.reads C.will read D.reading
5.If I ( A )much money in the future,I will travel all over the world.
A.have B.has C.having D.will have
6.If you play computer games on weekdays.you ( D )tired.
A.are B.will C.be D.will be
单项填空
Mrs Black will come to help us if she ( )too busy tomorrow.
A.is B.will be C.won't D.isn't
答案：选D
题意：如果布莱克夫人明天不是很忙的话，她会来帮助我们。在if引导的条件状语从句中，若主句用一般将来时，从句要用一般现在时表示将来。根据题意可知选D。
He will go out with you after he ( )his homework.
A.finishes B.will finish C.is finishing D.finish
答案:A 在after 引导的时间状语从句中，主句用一般将来时，从句用一般现在时表示将来；he为第三人称单数，故先A。
I will send you an-mail as soon as I ( )in Canada.
A.arrive B.arrived C.am arriving D.will arrive
【解析】考查点：本题考查状语从句的时态的用法。当主句是将来时态时，状语从句用一般时态来代替将来时，所以选择答案A。
If there ( )on buying and selling of animals,there ( )on killing in nature.
A.is；will be B.will be；will be C.is；is D.will be ；is 
【解析】考查点：本题考查if引导的状语从句的时态。if意为“如果”，引导条件状语从句，主将从现。故先A。
We'll go for a picnic if it ( )this Sunday.
Wish you a lovely weekend.
A.rain B.doesn't rain C.won't rain
【解析】考查if引导的条件状语从句。池主名是一般将来叶，if引导的条件状语从句应该用一般现在时。句意为“如果这个星期天不下雨的话，我们进行野餐”。故先B。
If a polar bear ( ),it ( )fish from the water.
A.will be hungry；catchs B.is hungry；will catchs 
C.is going to be hungrywill catchs D.is hungry；won't catchs 
答案 B