Unit 5 If you go to the party, youll have a great time!A: If you are happy, what will you do?B: If Im happy, I will_sing a song watch TVplay sportsdancego shoppingplay computerwatch cartoons IF HE IS HAPPY, HE WILLLets guess!SHE WILL IF SHE IS HAPPY. HE WILLIF HE IS HAPPY.THEY WILL IF THEY ARE HAPPY. What are you going to do this weekend?go camping go to the parkplay footballstay at home do my homeworklisten to some musicwatching TVgo shoppingThe weather is very important!sunnyrainysnowycloudy If it is sunny this weekendSunny If it is sunny this weekend, If it is sunny this weekend, If it is sunny this weekend, I will go camping.I will go to the parkI will play football.rainyIf it rains this weekend, If it rains this weekendI will stay at home.If it rains this weekend, I will do my homework.If it rains this weekend, I will listen to some music. Look at the pictures. Then match the statements with responses. (1a)Click to it.1b1. 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.Listen. Were your answers to activity 1a correct? (1b)dabcA: I think I_ wear jeans to the party.B: If you do, the teachers_ let you in.A: I think Im going to_ home.B: If you do, you_ sorry. A: I think Im going to take the bus to the party.B: If you do,_.A: I think Im going to go to the party _Karen and Ann.B: _, youll have a great time.Listen again and fill in the blanks.m going towontstay atll beyoull be latewith If you doA: I think Im going to stay at home.B: If you do, youll be sorry.Pair workMake conversations in pairs.A: I think Im going to wear jeans to the party.B: If you do, the teachers wont let you in.Example:If you do, the teachers wont let you in.【选择填空选择填空】 I think Alan will go to Janes party. If he _ , she will be very happy. A. is B. will C. has D. does【同步造句同步造句】为什么那个人不让你进去？为什么那个人不让你进去？_Why didnt the man let you in?【用法透析用法透析】(1)do, does, did等助动词可用来代替上文等助动词可用来代替上文提到的动词，以避免重复。提到的动词，以避免重复。如：如：I dont want to go swimming, but she does.(2) let sb in意为意为“允许某人进入允许某人进入”。如：如：There is someone at the door. Let him in,will you?【拓展链接拓展链接】let sb in中的副词中的副词in可以替换为可以替换为out。如：如：He opened the cage (笼子笼子) and let thebird out.I think Ill ride my bike.I think Im going to stay at home.If you do, youll be late.If you do, youll be sorry.Ill = I willyoull = you will课时重点回顾课时重点回顾用括号内所给动词的适当形式填空。用括号内所给动词的适当形式填空。1. If you _ (forget) your tickets, you cant _(go) to the concert.2. If Jenny _ (fail) the test again, the teacher _ (ask) her mother to come to school.3. If you _ (play) music too loud, your roommates _(be) mad at you.4. Andy, would you like something _(drink)?5. Boys and girls, dont _ (shout) at the party.forget go fails will askplay will beto drinkshout