Unit5Period1课件2(八下).ppt

Enjoy the song实验中学 徐金莲If you are happy, what will you do?Section AUnit 5 If you go to the party, youll have a great time !玩得愉快玩得愉快 have a great time/have a good time/enjoy oneself一一条牛仔裤条牛仔裤 a pair of jeans let sb in 让某人进入（来）让某人进入（来）是动副是动副结构结构,代代词是宾语时必须放在词是宾语时必须放在中间中间。其反义词为其反义词为let sb out让某人出去让某人出去别让那个男孩儿进来！别让那个男孩儿进来！Dont let the boy in !让他出去！让他出去！Let him out. 仔细观察下列句子，你能得出什么结论仔细观察下列句子，你能得出什么结论？If 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, I will be sad.If I am sad, I will chat with my friends.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, shall(主语为第一人称）主语为第一人称） 1. If she ( come) here tomorrow, I (ask) her to call you. 2. If we (work) harder, we (get) better eswill askworkwill get如果明天下雨，我将弹钢琴。如果明天下雨，我将弹钢琴。If it is rainy tomorrow, I will play the piano. be rainy play the pianoLook at the picture and make up sentences using “if”.Exercise healthy如果我锻炼，我将健康。如果我锻炼，我将健康。If I exercise, I will be healthy.If he is happy, he willLets guessplay the guitarIf she is happy,she will. eat some foodIf he is happy, he willsing a songIf they are happy, they will danceWhat will happen if you sleep in class?If I_ in class, I _ (get) bad grades.I will get bad grades if I sleep in class.sleep will get 温馨提示温馨提示: : if if引导的引导的条件状语从句既可放条件状语从句既可放在主句前在主句前, ,也可放在主也可放在主句后句后. .从句置于主句前从句置于主句前时时, ,须有逗号与主句隔须有逗号与主句隔开开, ,反之则不用逗号反之则不用逗号. .If I _computer games on weekdays , I _(be) very tired in class.I ll be very tired in class if I play computer games on weekdays.What will happen if you play computer games on weekdays?play will beIf I _ hard, I _ (get) good grades.I will get good grades if I study hard.What will happen if you study hard?studywill get(1 ) if will she, call me, I, tell her about itIf she calls me, I will tell her about it.(2) he,have free time, go to Shanghai ,(3) I ,have much money ,buy a big houseIf he has free time, he will go to Shanghai.If I have much money,I will buy a big house.Make up sentences using “if”.if引导的条件状语从句的三种形式：（1）主将从现eg：If I am late, my teacher will be angry with me.（2）主祈从现eg：If you have time, please come to my house. (3) 主情从现eg：If you dont go home,you must call me up. A: I think Im going to stay at home.B: If you do, youll be sorry. 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. If you do, youll be late.c. If you do, youll be sorry.d. If you do, youll have a great time.1b Listen. Were your answers to activity 1a correct?牛仔裤牛仔裤Make a surveyWhat will you do if you have no classes this afternoon?gogoHomeworkIf you surf the Internet,what will happen?Language goal: talk about consequencesstatementsconsequencesI think Im going to the party with Karen and Ann.If you go to the party with Karen and Ann, /If you do,you will have a great time.If you wander off too far, my love will get you homeIf you follow the wrong star, my love will get you homeIf you ever find yourself lost and all alone,get back on your feet and think of me, my love will get you homeIf the bright lights blinds your eyes, willThanks for listening!