Unit 10 If you go to the party, you’ll have a good time!
位置 ：从句可放在主句之前或之后，但是放在主句之前须有 逗号隔开 eg: 如果我有足够的钱，我就去环游世界 If 引导条件状语从句 定义： if “ 如果, 假如 ” 它引导的句子表示某事发生所需的 条件，即 “ 在 … 条件下，某事才能发生 ” ，在句子中充当状语， 因此称之为条件状语从句。（ If 引导的条件状语从句表示假 如有从句的动作发生，就会有主句动作的发生 ） If I have enough money, I will travel around the world =I will travel around the world if I have enough money
用法： 1. 如果主句是一般将来时，从句则用一般现在时。 如果主句是一般将来时，从句则用一般现在时。 If it rains （从句）， I will stay at home. I’ll go with you if you don’t want to go alone （从句） I’ll go with you if you don’t want to go alone （从句）. 2. 如果主句含有 must, may, can 等情态动词，从句也要用 一般现在时。 If you drive too fast, you may have an accident. You must stop if the traffic is red. If you finish the homework ， you can go home ． 如果你作业做完了就可以回家了。 If you want to lose weight you must/should eat less bread. 如果你想减肥，你必须少吃面包。
3. 如果主句是祈使句，从句同样要用一般现 在时。 Don’t go and play football if you don’t finish your homework. Please call me if he comes next Sunday.
If I get up at 9:00, If I am late, If the teacher is angry with me, 在以 if 引导的条件状语从句， 如果主句是 ______________ ，那么 if 引导的从句用 _______________ 来表示将来可能发生的动作 在以 if 引导的条件状语从句， 如果主句是 ______________ ，那么 if 引导的从句用 _______________ 来表示将来可能发生的动作 或存在的状态, 。 或存在的状态, 也就是所谓的 ___________ 。 If she is happy ， she will play the guitar. I will be late. the teacher will be angry with me. I will be sad. 总结 if 引导的条件状语从句 主句和从句时态如何？ 一般将来时态 一般现在时态. “ 主将从现 ”
If I have enough money, I will go for a vacation.
If it is fine tomorrow, we will go on a school trip.
If I go to the party,I will come back home late. If I come back home late, I won’t finish my homework. If I don’t finish my homework, I will be free. If I am free,I will go to the party. If I go to the party,I will…
If I’m ill, __________________. I will see a doctor Look and say If I’m late, _________________. I will say sorry
If I’m hungry, I will ______________. If I’m tired, I will _____________. Look and say eat some food have a rest
If it rains tomorrow, I_____________________. will watch TV at home If it _____________ tomorrow, ________________. I’ll play basketball doesn’t rain I won’t________________. play basketball
If he plays computer games on weekdays, what will happen? He’ll be very tired in class. His parents will be sad. He won’t get good grades.
If I study hard, I will go to Beijing University.
Don’t wear jeans! If you wear jeans, we won’t let you in. The rules for school parties.
Don’t bring food to the party. If you do, the teachers will take it away.
Don’t bring friends from other schools. If you do, the teachers will ask them to leave.
Don’t leave the gym during the party. If you do, the teachers will call you parents.
Don’t run or shout at the party. If you do, you’ll have to leave.
1. I will watch TV every day. My mother will be angry. If I ________TV this weekend, my mother _____ _____angry. 2. He will have a strange haircut. The teachers won’t agree. If he _____ a strange haircut, the teachers______ _______. I. Fill in the blanks with the correct words 用正确的词形填空 watch will be has won’t agree
1.If it rains tomorrow, we _____ visit the museum. A. don’t do B.won’t go C.aren’t go D. didn’t go. 2. Will you go to the park if it ____ fine? A. will be B. was C. is D / 3. If you __to school late, your teacher _____ angry with you. A. come; are B. come, will be C. will come; are D. will come; will be 4. If you _____ hard, you will ___ successful. A. work, are B. works, is C. to work, be D. work, be 5. If I ____ too much TV, my mother will _______. A.watch, angry B.watched, be angry C.watch, be angry D.will watch, be angry B C B D C II. 选择
练一练： 1 。如果她早点儿起床，就有时间在家里吃早餐 If she____ ____a little earlier, she’ll have time to eat breakfast at home. 2 。如果你参加聚会，你将会过得很开心。 If you____ the party,you_____ ____ a great time. 3 。如果明天下雨，我们将不去野餐 If it ____tomorrow, we ___ ____ for a picnic. 4 。如果你经常听英文歌，你将会喜欢英语 If you often ____ ___English songs, you___ ___English. gets up join will have rains won’t go listen to will like
1.If he____________ (not, do it ), I___________(do) it. 2.If you ____ (be) late for school,my teacher ________(be) angry. are will be 3 If she________ (win) the prize,we _______(be) happy.winswill be 4.If I _________ (not,eat )so much,I _________(get) thinner. 5.If you ______(tell) them, they _____________ (not,believe) you. don’t eatwill get tell won’t believe 6 I _________(stay) at home,If it __________( rain). 7.If it ____________(not,rain),I _________( go) out. 8. we __________(play) football, If it is _________(sun). 9.If she __________(become) a star,her parents ____________ (not,send) her away 10.He _________(watch) TV,if he ______(be) free. will stayrains doesn’t rainwill go will playsunny becomeswon’t send will watchis doesn’t dowill do
1.I’m sure if he _____(go) to the party, he________ (have) a great time. 2.If the rain _______(stop) tonight, we will go to the cinema. 3.I’ll buy a computer if I ______(have) enough money. 4.You _________(not get) nervous if you _____(do ) enough exercise. 6.I want to know if he _________(come) tomorrow, if he _______(come), I __________(give) the massage to him. goes will have stops have won’t get do comes will come will give
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