If引导条件状语从句时ppt课件.ppt
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1、Unit 6 Grammar,if “如果”,引导条件状语从句,What will happen if you come to school late ?,I will miss some classes.,If I come to school late.,What will happen if you come to school late ?,If I come to school late, I will miss some classes.,I will miss some classes if I come to school late.,or,It is going to rai
2、n tomorrow.,I will stay in bed.,If it rains tomorrow, I will stay in bed.,if,I will stay in bed if it rains tomorrow.,or,It will be sunny tomorrow.,We will have a trip tomorrow.,We will have a trip if it is sunny tomorrow.,If引导一个条件状语从句来谈论 “可能的行动导致的可能的结果”。如果主句用_时,则从句用_时,简称“主将从现”,一般将来,一般现在,A Williams
3、mum is giving him advice about his problems.Match the half-sentences from the boxes to complete her advice for him.,Williams problems1. I sometimes bring the wrong books to school.,If you check your timetable every night,you will know which books to bring.,2. I was away from school today, I do not k
4、now what homework to do.,If you call your friends, they will tell you what homework to do.,3. I hate getting up, I always feel tired in the morning.,If you go to bed early, you will not feel tired in the mornings.,4. I do not know what this word means.,If you look it up in the dictionary, you will f
5、ind out its meaning.,B carol is giving advice to Henry. What is she saying? Use the pictures and the words in brackets to help you,_ the wheels round, they_easily.(make/turn),if you make,will turn,2.The seeds _in the soil .(grow/plant),will grow if you plant them,3. _ another wing, it _.(put on/ fly
6、),if you put on,will fly,4. _ your coat, you _ so cold.(put on/not feel),If you put on,will not feel,5. The meat _ in the fridge. (not go bad/put),will not go bad if you put it,6. You_your classes. (see clearly/wear),will see clearly if you wear,拓展:当主句的动作表示真理或必然的结果时(结果一定会发生),主句和if引导的条件状语从句时态都用一般现在时。
7、1. If you heat ice, it turns into water.如果你把冰加热,它就会化成水。2. If you drop the glass on the floor, it breaks.如果你把玻璃杯摔落在地上,它就会破碎。,What will happen?,1. If I see a snake in front of me, _2. Giant pandas will survive _3. I will see some beautiful birds _4. If I go to North Africa, _5. If I have time next wee
8、kend, _,D,C,E,A,B,A. I will see a lot of camels.B. I will go to the zoo.C. if we protect them D. I will run the other way.E. if I walk through a rainforest,Why do I want to go to Beijing Zoo?,1. If I _ (go) to Beijing Zoo, I _ (learn) a lot about animals.2. If I _ (arrive) at noon, I _ (see) the fee
9、ding of animals.3. If I _ (find) the Monkey Hill, I _ (have) fun there.,go,will learn,arrive,will see,find,will have,4. If I _ (watch) the animals carefully, I _ (get) enough information for my class report (报告). 5. If I _ (finish) my report(报告), I _ (be) very happy.,watch,will get,finish,will be,Fi
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