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1、 “if条件状语从句”复习 课 (Adverbial Clause of Condition) May 12th is an ordinary day in 2008. It is this day that a shocking earthquake happened in Sichuan Province, China. The earthquake destroyed nearly everything in Wenchuan. What will happen if there is an earthquake? What should we do to protect ourselv
2、es if an earthquake happens? What will happen if an earthquake happens? If an earthquake happen s, fall down be destroyed be/get injured die lose their lives If an earthquake happen s, many buildings will fall down. If an earthquake happen s, many bridges will be destroyed. If there is an earthquake
3、, many people will get injured. If there is an earthquake, many people will lose their lives. If an earthquake happens, If you meet a disaster or anaccident , do you know what to do? What will happen if an earthquake happens? If an earthquake happen s, Ifa disaster or an accident happens, how can we
4、 protect ourselves? Adverbial Clause of Condition if 引导的条件状语从句 句式结构及时态 ： If an earthquake happens, many buildings will fall down. If a fire happens, don t be nervous. If a car accident happens to you, what should you do? 从句: 从句：一般现在时 从句：一般现在时 主句： 主句：祈使句 主句：含情态动词 can/could/must/should等 一般现在时一般将来时 (wi
5、ll) Revision 句式结构 ： 时态: 祈使句 一般将来时 (will) 一般现在时 , 情态动词 (can/must/should/ ) Summary If从句，+ 主句. / 主句 + 从句 例句：如果明天不下雨，我们将去露营。 If it doesnt rain tomorrow, well go camping. 如果你想取得好成绩，你必须更努力学习。 If you want to get good grades, you must study harder. 如果发生火灾，请打 110。 If a fire happens, please call 110. 考点注意 ：i
6、f的两个不同用法 : “是否”；“如 果” Can you tell me if he _ (come) tomorrow? If he _(come) tomorrow, give the message to him. will come comes Grammar Exercises 一、选择正确的动词形式： 1. If a UFO (will land / land / lands)in front of me, I (will go / go / goes) in to look for the alien. 2. If it (wont / doesn t / isnt) rain
7、y, we (will take / take) walk outside. 3. Dont wait for me if I (am / will be/ was)late. 4. He (will build / build / builds) a science lab, if he has money. 5. (Will / Do / Does) he visit the museum if he (wont / dont/ doesn t) get tired? 6. If you (are/were/will be) in the street when the earthquak
8、e happens, squat( 蹲) down and (keep/will keep/should keep) off the tall building. 7. If you (find/found) the gas leaks out, (open/opening)the windows as soon as possible. 8. If there (will be/was/is)a fire, the house (will be/was/is)be in ruins(化为废墟 ). 二、用括号内所给词的正确形式填空： 1. If he doesn t go to the pa
9、rty, I _, either. 2. If she _ (be) kind to me , I _ (not argue) with her. 3. I want to know if he _(come) tomorrow, if he _(come), I will give the message to him. wont iswont argue will come comes 4. Where _ he _(see) the film if he _(have) time? 5. If there _(be) fewer trees, there _( be) more poll
10、ution. 6. If an earthquake _ (happen) in Shantou, can you imagine what _ (happen)? 7. If you _ (have) a car accident, you should call your parents or your friends. 8. If you _(stay) at home alone, what _ you _ (do)? will see has are will be happens will happen have stay will do 三、将两个句子合并为条件状语从句。 1.
11、It will rain tomorrow. We cant go to the party. _ 2. We cant go to the party. We will stay at home. _ 3. We will stay at home. Come to my house. _ 4. Come to my house. We will have a good time. _ 5. We will have a good time. We will be happy. _ 6. We will be happy. We will clean the house. _ If it r
12、ainstomorrow, we can t go to the party. If we cant goto the party, we will stay at home. If we stayat home, come to my house. If youcometo my house, we will have a good time. If we havea good time, we will be happy. If we are happy, we will clean the house. Game Rules Topic 1: If I am happy, A: If I
13、 am happy , I will go shopping. B: If I goshopping, I can buysome clothes. C: If I can buy some clothes, I will spendmuch money. D: If I spendmuch money, E: 【比一比】： 一分钟 内，根据所给话题，看哪一组同 学接出的 条件状语从句 最多。每个话题至少接3句。 【注意】在句子接龙时，主句与从句变换时，要注意 从句时态的变换，从句用一般现在时。 If it is sunny tomorrow, If you always tell lies,
14、 If you dont study hard, If I have much money, If we dont care for animals,If my house is on fire, If I am a teacher, If an earthquake happens in Shantou, If I fail the exam, If you see a UFO, If I stay at home alone, If I argue with my friend, If someone ask you for help, . If I have a chance to go
15、 to Beijing, If we have no water, If I am sad, If tomorrow is your mothers birthday, If you have a 10-day holiday, If your parents cant understand you, If you meet Jay Chou in the street, If I see a thief in a store, If your friend doesnt return your book to you, If you are sad, Group 1Group 2Group
16、3Group 4 Make a hand-written newspaper about safety education . Safety Education Earthquake What should we do if an earthquake happens? Gas If you find the gas leaks out, Car Accident If you have a car accident, Fire If there is a fire, what should we do? Discussion If an earthquake happens, what sh
17、ould we do? Key Words: nervous; run out of ; jump down from; hide(躲藏) under/beside .；kitchen; washroom; protect(保护 ); keep away from/keep off; leave in order; If an earthquake happens, dont be nervous. Try to run out of the house if possible. If you are in the building, dont jump down from the build
18、ing. You can hide under the table if an earthquake happens. You can also hide in the kitchen or in the washroom if an earthquake happens. If you are in the classroom, hide under the desk and protect your head with your bag. If you are in the street, remember to keep off the tall building. If the ear
19、thquake stops, leave in order. If an earthquake happens, what should we do? Earthquake What should we do if an earthquake Happens? Gas If you find the gas leaks out, Car Accident If you have a car accident, Fire If there is a fire, what should we do? Earthquake If an earthquake happens, dont be nerv
20、ous. Try to run out of the house if possible. If you are in the building, don t jump down from the building. You can hide under the table if an earthquake happens. You can also hide in the kitchen or in the washroom if an earthquake happens. If you are in the classroom, hide under the desk and prote
21、ct your head with your bag. If the earthquake stops, leave in order. If you are in the street, remember to keep off the tall building. Key Words: leak out; turn on/off; light; open; slowly; run out of; protect; call Gas Fire Key Words: nervous; put out(熄灭 )； turn on/off; run out of; jump down from;
22、call; protect(保护); wet cloth/clothes; use the lift Car Accident Key Words: calm(镇定); nervous; call; hospital; move； the injured(伤者)； bleed (v.流血)； stop the bleeding( 止血 ); keep warm Earthquake What should we do if an earthquake Happens? Gas If you find the gas leaks out, Car Accident If you have a c
23、ar accident, Fire If there is a fire, what should we do? Earthquake If an earthquake happens, dont be nervous. Try to run out of the house if possible. If you are in the building, don t jump down from the building. You can hide under the table if an earthquake happens. You can also hide in the kitch
24、en or in the washroom if an earthquake happens. If you are in the classroom, hide under the desk and protect your head with your bag. If the earthquake stops, leave in order. If you are in the street, remember to keep off the tall building. Earthquake If an earthquake happens, dont be nervous. Try t
25、o run out of the house if possible. If you are in the building, dont jump down from the building. You can hide under the table if an earthquake happens. You can also hide in the kitchen or in the washroom if an earthquake happens. If you are in the classroom, hide under the desk and protect your head with your bag. If the earthquake stops, leave in order. If you are in the street, remember to keep off the tall building. Homework Writing ：任选一个安全教育 话题，写一篇关于安全知识 的小文章。 要求：不少于字数 60词； 尽可能多地用条件状语 从句来表达。 Thank you for listening！ Good bye ！