1、OXFORD ENGLISH 9A,Chapter Five,Memory,If sentences 条件状语从句(1),We use if sentence to talk about possible actions and the results of those actions. An if sentence has two parts called clauses. Each clause contains a verb.,If you take a fish out of water, it dies.,Possible action,result,一般现在时,In some if
2、 sentences, the tenses of both verbs are the same. Here actions have results that will certainly happen.,翻译：如果你把鱼从水里拿出来，他就会死。 表示客观事实的句子，无论在什么条件下都用一般现在时。,Do some exercises:,b d g a h c f e,If you look it up in the dictionary, youll find out.,Possible action,result,一般现在时,In other if sentences, the ten
3、ses of both verbs are different. The verb in the if clause is in the simple present tense. The verb in the other clause is in the simple future tense. Here actions have results that will probably happen.,一般将来时,If sentences 条件状语从句(2),A B C D E F,1 2 3 45 6,A C E BD F,Page 72 According to the pictures
4、, fill in the blanks,2. If you put on another wing, it will fly. 3. If you put on your sweater, you will not feel so cold. 4. If you switch on the air conditioner, you will feel cooler. 5. The seeds will grow if you plant them in the soil. 6. The plants will die if you do not give them water. 7. The
5、 meat will not go bad if you put it in the fridge. 8. You will see better if you put on/ wear your glasses.,In if sentences, the if clause can come first or second. When the if clause is first, there is always a comma after it. Example: If you cool water, it turns into ice.Water turns into ice if yo
6、u cool it.,If you heat ice, it turns into water. A balloon bursts if you stick a pin into it. If you cool steam, it turns into water. Metal melts if you heat it. Wood floats if you put it into water. A glass breaks if you drop it.,If sentences 条件状语从句(3),If sentences 条件状语从句(4),ifnot = unless,Example:
7、 Unless you keep ice-cream in a fridge, it melts.If you do not keep ice-cream in a fridge, it melts.,We can put clauses with unless or ifnot first or second.,Example: Ice-cream melts Unless you keep it in a fridge.Ice-cream melts If you do not keep it in a fridge.,Make sentences using the words give
8、n below and by inserting ifnot.,2. You will have toothache if you do not clean your teeth regularly. 3. This room will get very hot if you do not put the air conditioning on soon. 4. If you do not understand this exercise, please put up your hand. 5. If you do not close the window, lots of mosquitoe
9、s will get in. 6. If the waiter does not come soon, I shall leave this restaurant.,Phrases in Chapter 5,记忆调查法 以正常，标准速度 记录你的分数 通读这五篇文章 在脑海里构图 给下面的叙述标上或 关于记忆的头版特写 同意某人 短期记忆 对是必要的 生的气 联系法 与相连接 戏剧性的某件事 听到关于,the memory test at normal speed record your score read through the five articles make pictures in
10、 ones mind mark the statements T or F a front-page feature on memory agree with ab. short-term memory be essential for/ to be angry with sb. link method be connected with sth. something dramatic hear of/ about,Page 68,basic,imagine,connect,death,lose your memory,connect,method,Page 68,memorize,drama
11、tic,improve,injured,Page 69,joke,old,never,forgot,link,picture,mind,silly,strange,colourful,Tony,dramatic,where,what,1. I dont know if it_Youll get wet if it_Youd better take an umbrellaAwill rain；will rain Brain；will rainCwill rain；rains Drains；rains 2. I remember _ you somewhere in ChinaAsee Bto s
12、ee Csaw Dseeing 3. You must remember _me when you get thereAto ring Bringing Cring Drung 4. We shall never forget _ her sing that songAhear Bheard Chearing Dto hear 5. Dont forget _ in your homework todayAhand Bhanded Chanding Dto hand,选择,6. Eat less food, _ you want to become fatterAif Bunless Cunt
13、il Das soon as 7. Theres little water in the bottle，_?Aisnt there Bis there Cisnt it Dis it 8. He has _ English friendsHe knows _ EnglishAa little；a few Ba little；a little Ca few；a little Da few；a few 9. I found _not easy to get to sleepAthis Bit Cthat Dits 10. He got angry _ what I saidAat Bwith Cf
14、or Dbecause,1. A great life, a glorious _ (die)! 2. I want you to _ (memory) the names of your classmates 3. _ (thousand) of people were killed during the war 4. The word “smiles” is the _ (long) word in the world 5. Last night this game had a dramatic _ (end). 6. When people get older, their short-
15、term memory become _(bad). 7. They will feel _ (amaze) at the _ (amaze) stories about memory.,用括号内所给单词的适当形式填空。,death,memorize,Thousands,longest,ending,worse,amazed,amazing,记忆力是和我们的情感相联系的Memory is connected with our feelings. 2. 记忆力对我们的生活非常重要Memory is essential for life. 3. 如果我明天有时间，我将和你一起看电影If I have time tomorrow, Ill go to see the film with you. 4. 你听说过那件事吗？Have you ever heard of that thing? 5. 我不能记住其他的事情是什么I cant remember what the other things are.,翻译句子。,
