完整版条件状语从句PPT课件.ppt

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1、火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 条件状语从句If you go to the party,you will have a great time!火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 If it is cloudy this weekend,they will go fishing If it isWhat will they do this weekend?If it is sunny this weekend,they will play vo

2、lleyball.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 you _.(tired)will be tired your parents _.(be not happy)will not be happyyour eyes _.(hurt)will be hurtIf you play computer games all day.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 If he always _(watch TV),he_(bored).watches

3、 TVwill be bored火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去in the future make a lot of money buy a big houseIf I make a lot of money,I will buy a big house.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去If I have enough money,I will travel around the world.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，

4、要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去If I study hard,I will go to college.剑 桥 大 学火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 If we work harder,our dreams will come true.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去if 引导的条件状语从句时态主将从现主句一般将来时，从句一般现在时例句如果你努力工作，你的梦想将会实现If you work hard,your d

5、ream will come true.例句如果明天下雨，我将不出去散步If it rains tomorrow,I wont go out for a walk.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 If 引导条状语从句时，从句中用一般现在时代替一般将来时。If he _(go)to the movies,he wont finish his work.goesIf I _(become)a doctor,I can help others.becomeIf we _(have)time,we will go to th

6、e park tomorrow.have如果你去，我也去。If you go,I will go.如果明天下雨，请带雨衣。Please take a raincoat if it rains.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去1.If(如果)引导的条件状语从句,主句用一般将来时,从句用一般现在时.（主将从现）w I wont go by plane if it rains tomorrow.w If you dont hurry,youll miss the train.w 注意:从句放在主句之前或主句之后.如放在主句之

7、前,要用逗号与主句隔开.If 引导的宾语从句,常译为是否,应注意时态变化.I dont know if he will come tomorrow.if 引导的条件状语从句火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去If 后紧跟的句子叫从句,另一个句子叫主句,主句和从句次序可以互相调换。If you study hard,youll get good grades.Youll get good grades if you study hard.if 引导的条件状语从句“主将从现”不仅在if 条件句,也用在其它时间状从:（1）unt

8、il 引导的时间状语从句 The bus wont start until everybody gets on.公共汽车直到每人都上车为止，才开动。（2）as soon as（一就）引导的时间状语 Mike will tell you as soon as he comes.Mike 一来就会告诉你。火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 no war,the world,more beautiful,If there is no war,the world will be more beautiful.she,not ex

9、ercise enough,heavierIf she doesnt exercise enough,she will be heavier.1.主将从现if 引导的条件状语从句火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去If he cleans the room,he can get$10 from his mother.If I watch TV late,I cant get up early.If you get up late,you must take a bus to school.if 引导的条件状语从句If yo

10、u are sad,please talk with us.If you are hungry,please eat some food.Please call me if he comes next Sunday.3.主句是祈使句2.主句含有情态动词火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去结论:If 引导的条件状语从句中:从句用一般现在时态;主句有三种情况 一般将来时态 含情态动词的 祈使句if 引导的条件状语从句火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去if

11、 引导的条件状语从句unless 除非,非不可,表强烈的否定You will fail unless you work harder.你不努力就会失败的。Dont come unless I call you.我不叫你就别来 注意:unless 表示否定,从句的谓语要用肯定式 误:Unless you dont work hard,you will fail.正：Unless you work hard,you will fail.正：If you dont work hard,you will fail.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯

12、、湿被褥勇敢地冲出去Dear Jenny,Thanks for inviting me to the party.Of course 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,will bedoesntgivewont beIll go to the party.An

13、d I think if I will give you a Please help me correct the sentences.Rosev Correct and Write火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去1.用所给词的正确形式填空。1.If you _(be)late,the teacher will be angry.2.He _(become)a soccer player if he works hard.3.You_(be)famous if you sing well.arewill becomew

14、ill be火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去1.If they have the party,(他们会玩 得高兴)_2.If you get up late,(你会上学迟到)_3.If you dont go to school,(你父母会担心)_4.If we finish our homework on time,(老师会让我们踢球)_ _they will enjoy themselves.you will be late for school.your parents will be worried.our t

15、eacher will let us play football.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去Exercises1.The students will go to the Summer Palace if it _(not rain)tomorrow.2.If he _(walk)to school,hell be late.3.If she likes it,she _(read)it soon.4.If you play computer games on weekdays,you _(be)tired.doe

16、snt rainwalkswill readwill be火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去5.If you _(work)hard,your dream will come true.6.If she _(study)hard,She will go to Beijing University.7.If it _(rainy)tomorrow,I will play the piano.8.If I _(have)much money in the future,I will travel all over the w

17、orld.studies is rainy havework火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去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.goes wil

18、l have stopshave wont getdo 用括号内所给词的正确形式填空火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去5.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 arguewill

19、 comecomeswill givewont getpay火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去选择题：1.Who wants to buy the book?Mary_ A.do B.did C.does D.doing 2.They will go to the Great Wall if it _ rain tomorrow.A.doesnt B.wont C.isnt D.dont 3.If he_ here tomorrow,Ill meet him.A.come B.will come C.comes D.ca

20、me 4.Im going to Guilin for vacation_ A.Good Bye B.Is that true C.Really D.Have a good time 5.If she likes it,she _it soon.A.read B.reads C.will read D.reading6.If I _much money in the future,I will travel all over the world.A.have B.has C.having D.will have7.If you play computer games on weekdays,you _tired.A.are B.will C.be D.will be 8.If she _ hard,She will go to Beijing University.A.study B.will study C.studies D.is studyingAC DA CC DC火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去