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 tomorrowwon' t climb the hills.If it doesn' rtain tomorrowwill go to the countryside with my 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,I'll finish it on time We may go out if it's fi

2、ne tomorr ow.If you finish your homework,you can watch TVPlease call me if you go shopping next Sunda y.If I go there, I'II take her some flowers.We'll stay at homeif it rai ns tomorrow.Please call meif he' s at home.If you work harder,you ' ll pass the exam.She will visit her gran d

3、pa if she has time tomorrow.We ll take a taxi to the cityf the train doesn ' t arrive on time.The teacher will be an gryif 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You won ' t pass the exfyou don' Work hard.二You won ' t pass the examlessyou work hard.If you don

4、9; go to bed earlier,you will feel tired in the morning. 二Unlessyou go to bed earlier,you will feel tired in the morning.If it doesn' rain,he will play with me tomorrow.=Unlessit rain s,he will play with me tomorrow.If shedoesn' Ctome,I ' ll go shopping alone二Uni ess she comes,I' ll

5、go shopp ing alone.if条件状语从句与祈使句，and/or +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,or you won ' t get there on time.If you get up early, you won't be late for school.=Get up early, and you won't be late for sc

6、hool.=Get up early, or you will be late for school.If you don ' t get up early,you worich 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 busif条件状语从句与without的句子转化If there is no water,we can't live.=We can&#

7、39;t live without water.If there is no water,fish will die.二Fish will die without water.If you help me,I ' ll finish the work soon.二With your helpfinish the work soon.if条件状语从句与祈使句，and/or +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.

8、=Get up early,cr you won ' t get there on time.If you get up early, you won't be late for school.=Get up early, and you won't be late for school.=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

9、 will catch up with the early bus =Get up early,or you won ' t catch up with the early bus1 your friend,I'll tell you.A. comeB will come C comes D are coming2. If you go to college youa good educationAwill get B.getC. getsD. got3.I want to know if theytomorrow.A. comeB. will come C comes D.

10、came4. Take enough exercise,you'll be in good heath.A.or B.so C.but D.and5.If it(not rain),he(play)basketball withme tomorrow.6lf Uncle Lan(come),l(call)you up.7. She must 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

11、' t bekquiu(be)late.1. We won ' t wait for youyou can ' t arrive on time.A.u ntilB.whe nC.after D.if2. The childre n will go to the zoo if it(not rain) this Saturday.3f shework hard,sh be able to go to colleage.A.not,notB.won ' t,won 'C.twon' t,doesn 'Dtdpesn ' t,won 't4f I run every day,I(be)healthier.5.lf it(not rain),he(play)with metomorrow.6.She must see a den tist if she(have)a toothache.7.Study hard,or you(not pass)the test.8.If you(not go)to bed earlier,you will