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1、 Unit 5 Section AUnit 5 If you go to the party, youll have a great time ! If you are rich, what will you do?If I am rich, I will buy a big house. What will happen if you wear jeans at school?If I wear jeans, my teacher wont let me in.If I do, my teacher wont let me in.let sb in让某人进入（来）让某人进入（来）其反义词为其
2、反义词为:let sb out让让某人出去某人出去Jeans 牛仔裤牛仔裤一条牛仔裤一条牛仔裤 a pair of jeansWhen do you usually get up?What will happen if you get up at 9:00 tomorrow morning ? If I get up at 9:00, I will be late for class.=If I do, I will be late for class. What will happen if you are late? If I am late, my teacher will be ang
3、ry with me.What will happen if your teacher is angry with you?If my teacher is angry with me, she will callmy parents. What will you do if your teacher calls your parents?If I my teacher calls my parents, I will cry.= If she does, I will cry.What will happen if you get up at 9:00 tomorrow morning ?I
4、f I get up at 9:00, I will be late.If I am late, my teacher will be angry with me.If my teacher is angry with me, she will call my parents.If my teacher calls my parents, I will cry.if “如果如果”， 引导的条件状语从句引导的条件状语从句1 时态主将从现时态主将从现主句一般将来时，从句一般现在时主句一般将来时，从句一般现在时2 条件状语从句通常由连词条件状语从句通常由连词if引导，意为引导，意为“如果、如果、假如
5、假如”，主句不能用，主句不能用be going to表示将来，而应表示将来，而应该用该用will. 1. If she ( come) here tomorrow, I (ask) her to call you. 2. If we (work) harder, we (get) better eswill askworkwill get温馨提示温馨提示: : if if引导的条件状语从句既可放在主句引导的条件状语从句既可放在主句前前, ,也可放在主句后也可放在主句后. .从句置于主句前时从句置于主句前时, ,须有逗须有逗号与主句隔开号与主句隔开, ,反之则不用逗号反之则不用逗号. .If I
6、 get up at 9:00, I will be late.=I will be late if I get up at 9:00 .If it rains/it is rainy, I will stay at home. rainLook at the picture and make up sentences using “if”.stay at homeExercise healthyIf I exercise, I will be healthy.eat too much ice creamIf she eats too much ice cream, she will be f
7、at.fatwatch too much TV (tired)If he watches too much TV, he will feel tired.sunnyplay footballIf it is sunny, they will play football.A: What are you going to do tomorrow?B: I think Im going to .A: If you do, you will.stay at homeboredwork until nighttiredhang out with friends/have a good time1a Lo
8、ok at the pictures. Then match the statements with responses. A1. I think Im going to go to the party with Karen and Ann.2. I think Im going to wear jeans to the party.3. I think Im going to take the bus to the party.4. I think Im going to stay at home. Ba.If you do, the teachers wont let you in. b.
9、b. If you do, youll be late.c. If you do, youll be sorry.d. If you do, youll have a great time.牛仔裤牛仔裤1.I think Im going to go to the party with Karen and Ann2.I think Im going to wear jeans to the party.3. I think Im going to take the bus to the party. 4. I think Im going to stay at home.a. If you d
10、o, the teacher wont let you in.b. If you do, youll be late.c. If you do, youll be sorry. d. If you do, youll have a great time. ExercisesFill in the blanks with the words given.1.The students will go to the Great Wall if it _ (not rain) tomorrow.2.If he _ (not do) his homework, hell be late.3.If she
11、 likes it, she _ (read) it soon.4.If you play computer games on weekdays, you _ (be) tired.5.If you watch TV tonight, you _ (not study) for the test.doesnt raindoesnt dowill readwill bewont study用英语表达下列句子用英语表达下列句子1.如果天晴，我们明天将会去钓鱼。If it is sunny, we will go fishing tomorrow.2.如果你努力学习，你将会取得好成绩。If you
12、study hard, you will get good grades.3.如果他乘坐出租车，他将不会迟到。If he takes the taxi, he wont be late.Summary 条件状语从句条件状语从句1.常用关联词常用关联词if（如果）（如果）进进行引导。行引导。 2. if引导的状语从句可放引导的状语从句可放在主句前，也可在主句后在主句前，也可在主句后3.主句谓语动词是一般将主句谓语动词是一般将来时，从句时态通常用来时，从句时态通常用一一般现在时般现在时。Copy the new words and the sentences in Grammar Focus, translate the sentences，1b.Practise reading. Recite 1a,2a.Complete Wb 1 & 2 and T & L Section A.Pre-learn Section A 3a-4.Thanks for listening!See you!
