8AUnit4grammar课件.ppt

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1、Unit4 Wild AnimalsGrammarIfGrammarFree Talk Talk about wild animals.What will happen if you come to school late?I will miss some classes.If I come to school late.We grow more bamboo.Giant pandas will have more food.If we grow more bamboo,giant pandas will have more food.Ifif What will happen tomorro

2、w?It will be sunny tomorrow.We will have a trip tomorrow.用用ifif合合并并成成一一句句We will have a trip if it is sunny tomorrow.ifisIf在此引导一个条件状语从句。当主句是一般将来时时，在此引导一个条件状语从句。当主句是一般将来时时，if引导的从句必须用现在时来表示将来可能发生的动作或引导的从句必须用现在时来表示将来可能发生的动作或存在的状态。存在的状态。It is going to rain tomorrow.I will stay in bed.If it rains tomorro

3、w,I will stay in bed.rainsIfif or.I will stay in bed If it rains tomorrow.rainsIfSection A 1.Match.1.If I see a snake in front of me,_ a I will see a lot of camels.2.Giant pandas will survive _ b I will go to the zoo.3.I will see some beautiful birds _ c If we protect them.4.If I go to North Africa,

4、_ d I will run the other way.5.If I have time next weekend,_ e if I walk through a rainforest.Section A2Why do I want to go to Beijing Zoo?Talk about it.Complete and check.2.You will have a good time if _.练习：思考并完成下面的句子练习：思考并完成下面的句子.1.If it doesnt rain tomorrow,we will_.3.Look at picture and Make up

5、sentences using“if”.If tigers are hungry.用用ifif合合并并成成一一句句If tigers are hungry,they attack people.If在此引导一个真实条件状语从句。当从句是一般现在时在此引导一个真实条件状语从句。当从句是一般现在时时，主句必须也用现在时来表示普遍真理和客观事实，或时，主句必须也用现在时来表示普遍真理和客观事实，或现在习惯动作。现在习惯动作。They attack people.Giant pandas have no food.They die.If giant pandas have no food,they d

6、ie.Ifif Section B1A visit to Beijing ZooTalk about itComplete and checkRead and act outSection B2A report on wild animalsTalk about itComplete and checkGet the students to find out the conditional sentences in itRead and act outDont !If you do,Suppose you are the school principal.You are going to ta

7、lk about the party notice to the students.What will you say?Exercises1.If I get up late tomorrow,_.2.If I dont finish my homework,_.3.If I eat too much lunch,_.4.If I dont get enough exercise,_.5.If I am a good cook,_.6.If I watch too much TV,_.7.If I dont help others,_.Choose one of the following sentences,then complete it using your own ideas.Homework:Making a dialogue with your partner,to talk about protecting wild animals,using sentences with“if”and“will”.A:Im going to B:If we we will