If引导的条件状语从句

1、If引导的条件状语从句If引导的条件状语从句遵循主过从过、主将从现的原则。主将从现（主情从现、主祈从现）If it rains tomorrow,I won t climb the hills.myIf it doesn rtain tomorrow,I will go to the countryside with friends.If引导的条件状语从句If引导的条件状语从句遵循主过从过、主将从现的原则。主将从现（主情从现、主祈从现）If you will help me,Ill finish it on time.We may go out if its fine tomorrow.If

2、you finish your homework,you can watch TVPlease call me if you go shopping next Sunday.If I go there, Ill take her some flowers.Well stay at homeif it rains tomorrow.Please call meif he s at home.If you work harder,you ll pass the exam.She will visit her grandpa if she has time tomorrow.We ll take a

3、 taxi to the cityf the train doesn t arrive on time.The teacher will be angryif he is late.If引导的条件状语从句与unless引导的条件状语从句 的转换If+否定形式=unless+肯定形式精品文档You won t pass the exfyou don Work hard.=You won t pass the examless you work hard.If you don g o to bed earlier,you will feel tired in the morning.=Unless

4、 you go to bed earlier,you will feel tired in the morning.If it doesn rain,he will play with me tomorrow.=Unless it rains,he will play with me tomorrow.If shedoesn Ctome,I ll go shopping alone=Unless she comes,I ll go shopping alone.if条件状语从句与祈使句，and/or+一般将来时的句子转化If you get up early,you ll get there

5、on time.=Get up early,and you ll get there on time.=Get up early,or you won t get there on time.If you get up early, you wont be late for school.=Get up early, and you wont be late for school.=Get up early, or you will be late for school.If you don t get up early,you wonatch up withc the early bus.=

6、Get up early,and you will catch up with the early bus.=Get up early,or you won t catch up with the early bus.if条件状语从句与without的句子转化If there is no water,we cant live.=We cant live without water.If there is no water,fish will die.精品文档=Fish will die without water.If you help me,I ll finish the work soon

7、.=With your help,I finish the work soon.if条件状语从句与祈使句，and/or+一般将来时的句子转化If you get up early,you ll get there on time.=Get up early,and you ll get there on time.=Get up early,cr you won t get there on time.If you get up early, you wont be late for school.=Get up early, and you wont be late for school.=

8、Get up early, or you will be late for school.If you don t get up early,you won t catch up with the early bus.=Get up early,and you will catch up with the early bus.=Get up early,or you won t catch up with the early bus.1. your friend,Ill tell you.A.come B.will come C.comes D.are coming2. If you go t

9、o college , you a good education.A.will get B.get C.gets D.got1.1 want to know if they tomorrow.A.come B.will come C comes D.came4 .Take enough exercise,youll be in good heath.A.or B.so C.but D.and5.If it(not rain),he(play)basketball with精品文档 me tomorrow.6.If Uncle Lan(come),I(call)you up.5 .She mus

10、t see a dentist if she(have)a toothache.8 .Please wake me up if he(come)back.9 .Hurry up ! Or you(be)late again.10.If you don t bekqyuixu(be)late.1 .We won t wait for youyou can t arrive on time.A.until B.when C.after D.if2 .The children will go to the zoo if it(not rain)this Saturday.2.1 f she work

11、 hard,she be able to go to colleage.A.not,not B.won t,won C.twon t,doesn Dtdpesn t,won t4.If I run every day,I(be)healthier.5.If it(not rain),he(play)with metomorrow.6.She must see a dentist if she(have)a toothache.7.Study hard,or you(not pass)the test.8.If you(not go)to bed earlier,you will feel tired in