中考英语语法复习：if条件状语从句ppt课件.ppt

1、Adverbial Clause of ConditionRevision,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,如果你努力学习，你的梦想将会实现,If you study hard, your dream will come true.,If you can be a guide, you will _,导游 guide 旅游 have a trip,If I can be a guide, I will take them to _,汕尾新地标,landmark,观澜广场 square,If I can be a guide, I will _.,海星岛

2、栈道,If I come to Shanwei, I will go to _.,Wild Animals!,What animals do you want to see? Why?,cute interestingfun smartlazy beautiful,If I go to the zoo, I will go to see the pandas. Because they are_.,panda,If I go to the zoo, I will see the_.,koala,panda,tiger,giraffe,lion,penguin,dolphin,elephant,

3、Why do I want to go to the zoo?,1. If I _(go) to the Zoo, I _ (learn) a lot about animals.2. If I _ (have ) some more time, I _ (watch ) the dolphin show.3. If I _(watch ) the animals carefully, I _(get) information for my report.4. If I _(finish) my report , I _(be )very happy .,go,will learn,have,

4、will watch,watch,will get,finish,will be,If,+,主,+,V原形(三单，不可名）,主,+,will,+,V原形,Exercise 1,If 引导的条件状语从句 从句谈论的是一个有可能发生的事实，以其产生的相关结果。从句用_ ，主句用_ 。,主将从现,一般现在时,一般将来时,3. Lets go to the zoo if you are free.,2. If I go to the zoo, I can see the animals.,1. If she comes to my party, I will be happy.,（祈使句）,（含有情态

5、动词）,Questions:,1. How long will it take us?2. How much is the ticket?3. Where will we have lunch ?4. What time will we get back?,1. How long will it take us?,go, by, take, about40minutes,If we , it will,If we go by bus, it will take us about 40minutes.,It will take us about 40 minutes if we go by bu

6、s.,2. How much is the ticket?,If you buy tickets for children, you will pay 25yuan each.,You will pay 25 yuan each if you buy tickets for children.,If you , you will ,Children ￥25 each buy pay,3. Where will we have lunch?,not rain, have a picnic,If it , we will ,If it doesnt rain, we will have a pic

7、nic.,We will have a picnic if it doesnt rain.,4. What time will we get back?,5:00PM,traffic, not busy, get back,If , we will ,If the traffic is not busy, we will get back at 5:00pm.,We will get back at 5:00pm if the traffic is not busy.,1. If we go by bus, it will take us about 40 minutes. It will t

8、ake us about 40 minutes if we go by bus. 2. If you buy tickets for children, you will pay 25yuan each . You will pay 25 yuan each if you buy tickets for children. 3. If it doesnt rain, we will have a picnic . We will have a picnic if it doesnt rain. 4. If the traffic is not busy, we will get back at

9、 5:00pm. We will get back at 5:00pm if the traffic is not busy.,说明：（1）if引导的条件状语从句位置灵活，可放在句首，也 可位于主句的后面。（2）if从句位于句首时，后面通常加逗号，和主句隔开。,（ ）1. You are sure to pass the exam _ you study hard. A. if B. though C. that D. since （ ）2. If we_ take environmental problem seriously, the earth_ worse and worse. A.

10、dont ; wont be B. wont ; isnt C. wont ; is D. dont ; will be （ ）3. If he_ too much TV, his mother will_ . A. watch ; angry B. watched ; be angry C. watches ; be angry D. will watch ; be angry （ ）4. We will go to the Great Wall if it_ tomorrow. A. wont rain B. isnt raining C. rained D. doesnt rain,A,

11、D,C,D,Exercise 2,难点突破,Eg: I dont know if it _tomorrow. If it _, I will stay at home. A. will rain, will rain B. rains, rains C. will rain, rains,（如果）,（是否）,I dont know if she will come to my party tomorrow.,If she comes to my party, I will be happy.,当if意思为 时，引导状语从句；主将从现,If 引导的条件状语从句和宾语从句的区别：,当if意思为 _

12、时，引导宾语从句；If可用将来时,是否,如果,拓展 除了if之外，是否还有其他连词可以引导条件状语从句呢？,Unless bad weather stops me, I will go for a walk every morning.,unless 除非，若不，如果不 ，除非在时候 unless = if not,除非天气不好，我每天早晨都去散步。,（ ）1- I dont know if he_ . -He will come if it_ . A. comes; wont rain B. will come; doesnt rain C. comes; doesnt rain D. wi

13、ll come; wont rain（ )2.- I want to know if Maria _ us in the fashion show tonight. - If she_ her homework, she will join us. A. join; finishes B. will join; finishes C. joins; will finish D.willjoin; will join（ ）3.-Can you guess if they_ speaking English with us? - I think they will do if they_ free

14、. A. will practice; are B. will practice; will be C. practicing; being D. practice; are （ ）4.-Could you tell me if your mother_ our school sports meeting tomorrow? -I think she will come to school if she_ free. A. will take part in; will be B. take part in; is C. will take part in; is D. take part i

15、n; will be,B,B,A,C,Exercise 3,广东真题(2016)( )1.Unless the weather_ , we will have to cancel the picnic. A. improve B. improves C. improved D. will improve(2013)( )2.If Nancy_ the exam, she will go to Australia for English study. A. pass B. passed C. passes D. will pass (2012)( )3. If our government _

16、attention to controlling food safety now, our health_ in danger. A. wont pay; is B. doesnt pay; is C .wont pay; will be D. doesnt pay; will be (2011)( )4.- Lets go fishing if it _ this weekend. - But nobody knows if it_ . A. is fine; will rain B. will be fine; rains C. will be fine; will rain D. is

17、fine; rains,B,C,D,A,Summary,If 引导的条件状语从句,if意为如果，表示条件，if引导的句子从句用，主句则用_也就是所谓的_,一般现在时,一般将来时,“主将从现”,温馨提示: if引导的条件状语从句既可放在主句前,也可放在主句后.从句置于主句前时,须有逗号与主句隔开,反之则不用逗号。,If 的用法,1.引导条件状语从句：“如果”，“假如”（1）主句+ if从句 （2）主句（含有情态动词）+ if从句（3）祈使句+ if从句,2.引导宾语从句：“是否”，表示不确定的概念。,状语从句的分类,They tried their best, so they won.,2.时间

18、状语从句,1.条件状语从句,3.地点状语从句,4.原因状语从句,5.目的状语从句,6.让步状语从句,7.结果状语从句,If you try it, you will like it.,I will call you when I see him.,The Greens will visit Hainan as soon as they come to China.,Where there is water, there is life.,Because he likes the game, he works hard.,He works hard so that he can win.,Even though he wins, he is not happy.,Question 1 What will happen to pandas if we do not protect them ?,Question 2What will happen to us if all the wild animals die ?,If we dont protect the environment, we will_.,air pollution,water pollution,noise pollution,广东正在创文，创卫，城市需要改善环境情况：1.描