八年级英语下册《Unit5》.ppt

Unit 5 Unit 5 If you go to the party,youll have a If you go to the party,youll have a great time!great time!Section A1Section A1 1a-Grammar Focus1a-Grammar FocusIf you are happy,what will you do?*If you are happy,what will you do?If I am happy,I will smile.*If you are sad,what will you do?If I am sad,I will go shopping.Play a guessing game What will happen if I touch it?If you touch(触，碰触，碰)it,it will _get angryWill it?crybe happybe excitedI think Im going to walk to the school.If you do,you will be late.youllI think Im going to do homework.If you do,you will get A.youll1b Listening1.I think Im going to go to the party with Karen and Ann.d.If you do,youll have a great time.2.I think Im going to wear jeans to the party.a.If you do,the teachers wont let you in.3.I think Im going to take the bus to the party.b.If you do,youll be late.4.I think Im going to stay at home.c.If you do,youll be sorry.1c PairworkA:I think Im going to stay at home.B:If you do,youll be sorry.Make conversations.If you ride a bike,youll catch the train on time.If it rains tomorrow,I will stay at home.Think about it!Is it easy to organize a party?If you are planning a class party now,what will you do?List some important things.l time l placel people l food and drinks l activities a._ study for their testb._ help me organize itc._ too earlyd._ make some foode._ Saturday afternoonf._ play party games2a Listening3126452b Listen again and answer the questions.What will happen if they have the party today?What will happen if they have the party tomorrow?Half the class wont come.Students will leave early to study for their tests.What will happen if they watch a video at the party?What is Mark going to organize?What is Andrea going to do?Some students will be bored.He is going to organize the party games.She is going to make some food.2c PairworkA:OK,when is a good time to have the party?B:Lets have it today.A:If we have it today,half the class wont come.1.If you do,the teachers wont let you in.主句用了一般将来时主句用了一般将来时,那么以那么以if引导的引导的 条件状语从句要用一般现在时来替代一条件状语从句要用一般现在时来替代一 般将来时般将来时。if引导的条件状语从句既可放在主句之引导的条件状语从句既可放在主句之 前前,也可放在主句之后也可放在主句之后;放在主句之前放在主句之前 时时,要用逗号与主句隔开。要用逗号与主句隔开。e.g.If it doesnt rain tomorrow,we will go to the park.=Well go to the park if it doesnt rain tomorrow.如果明天不下雨如果明天不下雨,我们就去公园。我们就去公园。let sb.in意为意为“允许某人进入允许某人进入”,in是副词是副词,意思是意思是“在里面、向里面在里面、向里面”,作宾语补足作宾语补足 语。语。2.OK,when is a good time to have the party?动词不定式动词不定式to have the party在句中作在句中作 定语定语,修饰名词修饰名词time。动词不定式作定。动词不定式作定 语时语时,一般要放在所修饰词的后面。一般要放在所修饰词的后面。e.g.Do you have anything to say?你有什么要说的吗？你有什么要说的吗？He was the last one to arrive.他是最后一个到的。他是最后一个到的。3.lets是let us 的缩写,意思是“让我们”,后接动词原形。e.g.Lets have a rest.Lets not go out.但但lets 与与let us 是有区别的是有区别的,lets包括听包括听话人在内话人在内,反意疑问句应用反意疑问句应用shall we;而而let us不包括听话人在内不包括听话人在内,表示表示“请你让我们请你让我们”,要用要用will you。如：。如：Lets watch the news on TV,shall we?(表示建议表示建议)Let us watch the news on TV,will you?(表示请求表示请求)Let us know the time of your arrival.告诉我们你到达的时间。告诉我们你到达的时间。(us不包括对方不包括对方)Lets try again.咱们再试一下吧。咱们再试一下吧。(包括对方包括对方)4.half 一半的 e.g.Half the workers come from Shanghai.因此因此,反意疑问句时反意疑问句时lets,shall we?(we包括对方包括对方)而而let us,will you?(由于由于us不包括对不包括对方方,因此反意疑问句用因此反意疑问句用you)Grammar focus I think Ill ride my bike.If you do,youll be late.I think Im going to stay at home.If you do,youll be sorry.I think Im going to wear jeans to the party.If you do,the teachers wont let you in.I think Im going to the party with Ann.If you do,youll have a great time.用括号内所给词的正确形式填空。用括号内所给词的正确形式填空。1.Im sure if he _(go)to the party,he _(have)a great time.2.If the rain _(stop)tonight,we will go to the cinema.3.Ill buy a computer if I _(have)enough money.4.You _(not get)nervous if you _(do)enough exercise.goeswill havestopshave wont getdo5.If she _(be)kind to me,I _(not argue)with her.6.I want to know if he _(come)tomorrow,if he _(come),I _(give)the massage to him.7.If you _(pay)more attention to that,he _(not get)injured.iswont arguecomeswill come will givepay wont getDear Mike,Thank you for inviting me to the party.Of course Ill go to the party.And I think if I will give you a present,you are happy.I hope it wont rain that day.Because if it wont rain,my little son will come,too.If he comes,you arent disappointed,he is really funny.OK,see you on the party.Yours,Rosewill be happy.doesntgivewont be1.-I dont know if Mr.Li _ to the party this evening.(2011梧州梧州)-I think he will come if he _ free.A.will come;is B.will come;will be C.comes;is D.comes;will be2.If you _ your homework,you can go out to play football.(2011四川德阳四川德阳)A.finish B.will finish C.are finishing if will she,call me,I,tell her about itIf she calls me,I will tell her about it.he,come,next weekend,I,tell you If he comes next weekend,I will tell you.not rain,go hiking,this afternoon If it doesnt rain,I will go hiking this afternoon.no war,the world,more beautiful,If there is no war,the world will be more beautiful.she,not exercise enough,heavierIf she doesnt exercise enough,she will be heavier.he,have free time,go to Shanghai,If he has free time,he will go to Shanghai.you,eat too much,have a stomachacheIf you eat too much,you will have a stomachache.A:If Im free tomorrow,Ill go shopping.B:If I go shopping,Ill buy a lot of food.C:If I buy a lot of food,Ill eat it.D:If I,will/wontE:Chain story(接龙接龙)