If条件句及精华练习题ppt课件.pptx
之If 和 Unless 引导的条件状语从句,Grammar Review语法复习课,Lets look back（回顾）,How to make an invitation?How to reply?如何发出邀请/及其答语,肯定：否定：,Its January 13th.,2.Ask about time and different answers 如何询问时间？及不同答语,Its Wednesday,the 13th.,What day is it today?,Whats the date today?,Its Wednesday.,Whats today?,Sure,Id love to./That sounds great.,Sorry,Im not free/available./No,I cant.,Can you come to my party?,Key Expressions 重点短语,hang out with,take a trip to Beijing,look forward to,prepare for an exam,have the flu,on Saturday afternoon,look after,c.在周六下午,d.和。闲逛,e.照顾,f.去北京旅行,g.期盼,a.为考试做准备,b.患流感,之If 和 Unless 引导的条件状语从句,Grammar Review语法复习课,Lets guess,如果,后果(结果),IF,/UNLESS,什么果不能吃？,Lets discuss,It will rain tomorrow.,He will stay at home tomorrow.,If it tomorrow,He at home.,Plan A,rains,will stay,It will not rain tomorrow.,He will visit my grandparents.,If it tomorrow,He my grandparents.,Unless it tomorrow,He my grandparents.,Plan B,doesnt rain,will visit,rains,will visit,If it rains tomorrow,I will stay at home.If it doesnt rain tomorrow,I will visit my grandparents.,Unless it rains tomorrow,I will visit my grandparents.,He studies hard.,He will go to college in 10 years.,If he hard,he will in 10 years.,Plan A,studies,go to college,Plan B,He doesnt study hard.,He cant go to college.,he doesnt study hard,he cant go to college.(if/unless),he study hard,he wont/cant go to college.,If,Unless,If he studies hard,he will go to college in 10 years.If he doesnt study hard,he cant go to college.,Unless he studies hard,he cant go to college.,Lets review,主句为，从句用。,主句中有，从句用。,一般现在时态,一般将来时态,一般现在时态,情态动词,主句为祈使句，从句用一般现在时态。,needs,条件句不难记，“主将从现”是关键。,Lets practice,1.If it(not rain)tomorrow,we will come to meet you.2.If he comes tomorrow,I(call)you.3.Unless you(talk）to someone,you(not feel)better.,doesnt rain,will call,talk,wont feel,4.They will go to the Great wall,if it _ tomorrow.doesnt rain B.isnt raining C.wont rain D.will rain,5.We wont go to college _ we work hard.A.unless B.if C.when D.because,6.Illgivethebooktohimifhe_herenextSunday.A.willcome B.comes C.iscoming D.came,A,A,B,7.-Are you going to climb the mountain tomorrow?-Yes,but if it_,I _ stay at home.A.rains;stay B.will rain;stayC.rains,will stay D.will rain;will stay,C,8.You wont get good grades_ you improve your study ways.A.if B.unless C.when D.because,B,9.如果我明天有空，我会和Tom一起去踢球。10.如果明天不下雨我们就去公园。11.If I am a teacher,I will_.,If Im free,I will play soccer with Tom.,If it doesnt rain tomorrow,we will go to the park.,not ask my students to write words over and over again.,Lets write,假设你中了彩票，拥有了很多钱，你会用这些钱来做什么？根据下列提示，以“if I have a lot of money”为题写一篇作文，内容可适当发挥。,1.环游世界。（travel around the world）2.帮助其他人，因为帮助他人感到很快乐。3.给母校一些钱，改善母校的教学条件（improve the teaching conditions）。4.给父母买大房子，让他们生活地更加舒适（live comfortably）。,IfIHaveaLotofMoney,If I have a lot of money,Ill_,be able to do what I want to do.First,Ill travel around the world,because,I like traveling,and then I will try my best to help other people.Im glad to help others.Next,I will give some money to my school to improve its teaching conditions.Finally,I will buy a big house for my parents and let them live more comfortably.,Lets summarize,主句为一般将来时态，从句用一般现在时态。,主句中含有情态动词，从句用一般现在时态。,主句为祈使句，从句用一般现在时态。,Homework,1.Finish the exercises on Page 14.2.Review Unit 10,
