《貴州省貴陽市花溪二中八年級英語下冊《Unit 2 Lesson 1》條件狀語從句課件 人教新目標版》由會員分享，可在線閱讀，更多相關《貴州省貴陽市花溪二中八年級英語下冊《Unit 2 Lesson 1》條件狀語從句課件 人教新目標版（13頁珍藏版）》請在裝配圖網(wǎng)上搜索。

1、IfsentencesUnit Two Adverbial clause of condition條件狀語從句條件狀語從句Henry: I cant fly it.Carol: If you put on another wing, it will fly.Pair work:Carol is giving advice to Henry. If you were Carol and Henry, what should you say to each other?I feel cold.I am so hot.I cant see clearly.The meat will go bad.1

2、. If I pass my exams, Ill leave school.2. If I leave school, Ill get a job.3. If I get a job, Ill work as a _.4. If I work as a _, _.5. If I _, _.6. If I _, _.7. If I _, _.8. If I _, _.IF SENTENCES (1) If sb does sth, sb will do sth = sb will do sth if sb does sth 主句（將來時）主句（將來時）從句（一般現(xiàn)在時）從句（一般現(xiàn)在時）A：a

3、ctions having results that will probably happen主語的行為將導致某種可能發(fā)生的結果時主語的行為將導致某種可能發(fā)生的結果時主將從現(xiàn)主將從現(xiàn)IF SENTENCES (1) If sb does sth, sb will do sth = sb will do sth if sb does sth 主句（將來時） 從句（一般現(xiàn)在時）A：actions having results that will probably happen(2)主句為祈使句或情態(tài)動詞形式主句為祈使句或情態(tài)動詞形式If sb does sth, please do sthIf s

4、b does sth, sb may(情態(tài)動詞情態(tài)動詞) do sthEXERCISES: CHANGE THE FOLLOWING SENTENCES INTO IF SENTENCESreturnscallbuypasses1. If she _(return) from Paris, please _(call) me.2. If my husband _ (pass) the test ，we may_ (buy) a car.EXERCISES: CHANGE THE FOLLOWING SENTENCES INTO IF SENTENCES3.Get up early, not b

5、e late4.Take a fish out of water, die5.Heat metal, meltIf you get up early, you wont be late .If you heat metal, it meltsreturnscallbuypasses1. If she _(return) from Paris, please _(call) me.2. If he _ (pass) the test ，we may_ (buy) a car.If you take a fish out of water, it dies.IF SENTENCES If sb d

6、oes sth, sb/sth does sth = sb/sth do sth if sb does sth主句（一般現(xiàn)在時）主句（一般現(xiàn)在時） 從句（一般現(xiàn)在時）從句（一般現(xiàn)在時）B：actions having results that will certainly happen相當于相當于when從句從句Can if be replaced by other words?主語的行為將導致某種必然發(fā)生的結果時主語的行為將導致某種必然發(fā)生的結果時EXERCISES: CHANGE THE FOLLOWING SENTENCES INTO IF SENTENCES3.Get up early

7、, not be late4.Take a fish out of water, die5.Heat metal, meltIf you get up early, you wont be late .If you heat metal, it meltsreturnscallbuypasses1. If she _(return) from Paris, please _(call) me.2. If he _ (pass) the test ，we may_ (buy) a car.If you take a fish out of water, it dies.條件狀語叢句只有IFSEN

8、TENSES一種嗎？C：Unless： sb will do sth unless sb does sth if sb does not do sthEg: You will be late for school you now. You will be late for school you now.unlessleavedont leaveifUNLESS SENTENCES EXERCISES1.have toothache, clean your teeth regularly2.get very hot, put the air-conditioner on soonUnless y

9、ou clean your teeth regularly, you will have toothacheIf you dont clean your teeth regularly, you will have toothacheUnless you put the air-conditioner on soon , you will get very hot.If you dont put the air-conditioner on soon , you will get very hot.MORE PRACTICE1.If you _ (drop) a glass, it _ (br

10、eak).2.He _ (fail) in the exam if he _ (not study) hard.3.Unless you _ (leave) now, you _(be) late.4.We _ (have) a barbecue unless it _ (rain) .5.If you _ (cool) water, it _(turn) into ice.6.Hurry up, or you will miss the bus. _ you dont hurry up, you _ catch the early bus.7.Study hard, or youll fal

11、l behind. _ you study hard, you_ fall behind.8.If you dont put on your scarf, youll catch cold. Put on your scarf, _ youll catch cold.9.The insurance company would pay him 2 million yuan if the vase was stolen. The insurance company _ pay him 2 million yuan _ the vase was stolen.10.I dont know if it_ tomorrow. If it _ ,I wont go shopping. (rain)dropbreakswill faildoesnt studyleavewill bewill haverainscoolturnsIfwontunlesswill orwouldntunlesswill rainrains