1、【状语从句】If you want to have a cat,you need have a box first.想要有只猫吗？没错，先来只盒子。Your TeacherLevin目录主从复合句主从复合句01条件状语从句条件状语从句02时间状语从句时间状语从句 03练习不可少练习不可少 04I often play the King of Glory at my home.I was playing the game when my mum came in.I like to eat fruit because they are good for my health.If it doesnt
2、 rain tomorrow,I will go out with my friends.Although he is only five years old,he knows a lot.寻找状语主句从句连接词什么叫状语从句？在主从复合句中做状语的句子叫状语从句。状语从句的分类状语从句的分类22.If 2.条件状语从句主将从现主将从现主情从现主情从现主祈从现主祈从现课本18页check time 2、3题条件状语从句的时态If you want to have a cat.If you have a box,youll have a cat.If you have a cat,you nee
3、d study hard.Study hard,or your mom will throw it away.Unless you have a job,you wont feed a cat.Unless/IfUnless you have a box,you wont have a cat.If you dont have a box,you wont have a cat.I wont go to the party unless Im invited.?I wont go to the party if Im not invited.You will be late for schoo
4、l unless you can get up earier.?You will be late for school if you can not get up earlier.Miss Wang will not make much money unless she works hard.?Miss Wang will not make much money if she doesnt work hard.ContentContentunless意为“除非；如果不”，相当于ifnotContentContent ()1.The rivers will become dirtier and
5、dirtier _ we take actions to protect them.A.since B.if C.until D.unlessunlessifnot总结：unless引导条件状语从句，意为：“除非，如果不”遵循主将从现原则。ContentContent ()1.Many students didnt realize the importance of study_they left school.B.till B.when C.until D.then()2.I didnt work_he came back.A.till B.before C.until D.but 你会翻译
6、吗？All time is no time when it is past.Strike while the iron is hot.As time goes by,we grow up.Think twice before you do.22.If 3.时间状语从句before afteraswhenwhilesinceuntilas soon aswhen while asas soon asbefore afteruntilContentContent()4.-The traffic is becoming worse and worse now.-Thats right.So alwa
7、ys look both ways _ you are across the road.A.until B.while C.before D.afterContentContentFRIDAY THE 13THYesterday was Friday the 13th.Many people believe that Friday the 13th is a very unlucky day.Bob,himself didnt think so.until yesterday.Reading timeYesterday Bob burned himself Yesterday Bob burn
8、ed himself while he while he was cooking was cooking breakfast.breakfast.His wife cut herself while she His wife cut herself while she was was openingopening a package.a package.Their daughter spilled milk all over Their daughter spilled milk all over herself while she herself while she was eating w
9、as eating lunch.lunch.Their son poked himself in the eye Their son poked himself in the eye while he while he was putting was putting on his glasses.on his glasses.And they all got wet paint all over themselves while they And they all got wet paint all over themselves while they were sitting were si
10、tting on a bench in the park.on a bench in the park.主句（一般时态）从句（主句（一般时态）从句（while+while+延续动词的进行时态）延续动词的进行时态）正当正当.时时When When his mother came inhis mother came in,he was writing a letter.,he was writing a letter.It was raining hard when we arrived the station.主句（进行时态）从句（一般时态）主句（进行时态）从句（一般时态）当当时候时候When
11、Tom saw a doctor,a nice girl was smiling to him.Toms mother was cooking dinner when he came home.when：当的时候主句是过去进行时，从句为一般过去时。Toms sister Toms sister was watching was watching TV while Tom TV while Tom was helpingwas helping his mother his mother cook dinner.cook dinner.TomTom cut cut himself while he
12、 himself while he was cutting was cutting up the vegetables.up the vegetables.Toms brother was playing computer games when he was Toms brother was playing computer games when he was helping his mother.helping his mother.while：当的时候主句是过去进行时/一般过去时，从句为过去进行时。Tom cried Tom cried as as he bandaged his woun
13、d.he bandaged his wound.Toms mother came inToms mother came in as as he was crying.he was crying.as：意为“当时；一边一边ContentContent()1.We were swimming in the lake _ suddenly the storm started.A.when B.while C.before D.until()2.My mother _ dinner when I got home yesterday.A.has cooked B.was cooking C.will
14、cook D.cooksContentContent她到达车站时，正在下雨。It _ when she arrived at the station.昨天晚上我做作业的时候我妈妈正在打扫房间。I was doing my homework while my mother _ last nightContentContentwas rainywas cleaning the roomI will have a headache as soon as I begin to study.as soon as02翻译：我一到北京就给你写信。ContentContentI will write to y
15、ou as soon as I arrive in Beijing.他一回来就请他给我打个电话。Please call me as soon as he comes back.I will tell my father the bad news as soon as he comes back.一就till¬until03I dont know who you are until you remove all your make-up.since04We play computer games.We were 6.since1234If the dog bites you,you sho
16、uld go to see a doctor.1.-I think Im going to the movies by bike.-If you so,youll be late for the movie.A.will doB.doesC.are doingD.do2.If he ,Ill meet him.A.come B.comesC.is coming D.coming小牛试刀小牛试刀1.如果你没有做完作业，请不要看电视。_if you dont finish your homework.2.如果她哭了，请抱抱她。_if she cries.完成句子完成句子Please dont wa
17、tch TVPlease hug her1.We will have a picnic_it doesnt rain tomorrow.A.thoughB.unlessC.untilD.if2.If the weather_fine,we_have a sports meeting this weekend.A.will be;willB.is;willC.was;wouldD.is;would3.If we_take environmental problems seriously,the earth_worse and worse.A.dont;wont beB.wont;isntC.wo
18、nt;isD.dont;will be1.If he _in half an hour,we _wait for him.A.wont come,wont B.wont come,dontC.doesnt come,wont D.will come,dont2.-I think Im going to the movies by bike.-if you so,youll be late for the movie.A.will doB.doesC.are doingD.do3.If he ,Ill meet him.A.come B.comesC.is coming D.coming4.If
19、 we organize the party games well,most students to play them.A.loves B.to loveC.loveD.will love小牛试刀小牛试刀选用选用whenwhen或或whilewhile填空。填空。1.1.My wallet dropped on the ground _ I was walking.My wallet dropped on the ground _ I was walking.2._ I was sleeping,there was a loud knock on the door.2._ I was sle
20、eping,there was a loud knock on the door.3._ he was reading,the telephone rang.3._ he was reading,the telephone rang.4.The students are listening to the teacher carefully _ the teacher 4.The students are listening to the teacher carefully _ the teacher was giving a lesson.was giving a lesson.5._ the
21、 telephone rang,I was doing my homework.5._ the telephone rang,I was doing my homework.6.She was playing games _ the bell was ringing.6.She was playing games _ the bell was ringing.7.Lucy was listening to the radio _ Lily was watching TV.7.Lucy was listening to the radio _ Lily was watching TV.8._ we were walking on the lake,we saw a fish jump out of the 8._ we were walking on the lake,we saw a fish jump out of the water.water.火眼金睛火眼金睛when/whilewhen/whilewhen/whilewhilewhenwhilewhilewhen/while1234See you next time!
