牛津译林版九年级英语上册Unit3 Grammar课件(共42张PPT)
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1、Unit 3,Unit3 Teenage problems,Grammar,Translate the sentences.,1. 我经常怀疑是否值得花如此多的时间在家庭作业上。_ 2. 我不能理解为什么他们对我如此严格。_,I often doubt whether it is worth spending so much time on homework.,I do not understand why they are so strict with me.,学好宾语从句共有三关: 连接词语序时态 Are you ready?,连接代词和连接副词 引导的宾语从句,We use a ques
2、tion word to introduce an object clause that expresses a wh- question. The word order in the clause should be the same as that in a statement. Tip: Whom is an object pronoun. We can use who instead of whom.,pron. 谁(宾格),1. I wonder what I should do. 2. Daniel does not know whom he should talk to. 3.
3、Sometimes we forget when we should stop. 4. I do not understand why they are so strict with me. 5. I do not know how I should deal with the problem.,连接词,if或whether连接宾语从句,由一般疑问句转化而来,常放在ask, see, know, wonder, find out等动词/组后。口语中多用if。,1. The old woman asked me if I knew the way to the hospital. 2. Is P
4、eter there? Hold on, please. Ill see if I can find him for you. 3. Nobody knows whether/if it will rain tomorrow. 4. He wondered if/whether he had given correct answers. 5. Id like to find out whether I am blacklisted.,连接代词和连接副词引导宾语从句是由特殊疑问句变化而来,用陈述句语序。放在see, say, tell, ask, answer, know, decide, fi
5、nd out, imagine, suggest, wonder, discover, understand, inform, advise等之后。,1. They havent decided who will go there. 2. I want to know whom/who you are waiting for? 3. Tell me what book you like to read. 4. Tell me which book you like to read best of the three. 5. Have the police discovered whose th
6、e special shoes are?,6. I asked him why he smiled. 7. Can you tell me where you are? 8. Do you know when we will hold the sports meeting? 9. I cant imagine how the thief entered my room.,例析,What a nice paper fish! Can you show us _ you make it? (2013陕西) A. whether B. how C. why D. what 【解析】whether “
7、是否”;how “怎样”;why “为什么”;what “什么”。前一句“多么好看的纸鱼啊”可知,后一句为“你能给我们演示一下你是怎样制作它的吗?”。,主句是过去的某种时态, 从句一定要用过去的某种时态。,e.g. We didnt know why she had missed the flight. He told me that he was watching a cartoon film at 10 oclock this morning. 注意:宾语从句表述的是客观真理、自然现象等时,从句都要用一般现在时。 e.g. He said that light travels much f
8、aster than sound.,Summary,宾语从句三要素: 连接词 that(陈述句)if/whether(一般疑问句)who; whom; whose; which; what when; where; why; how(特殊疑问句) 时态 主句为一般现在时,从句可以是任何时态主句为一般过去时,从句进行相应的变化客观真理,自然现象等不变 语序 陈述语序,The Class 1, Grade 9 students are talking about their problems. Help them complete each object clause below with a c
9、orrect question word.,More problems and questions,I need silence when Im studying. I dont know _ I can find a quiet place.,Kitty,Peter,I need someone to share my worries with. I wonder _ I should go to for help.,n. 担心,令人担忧的事,n. 安静,沉默,where,who/ whom,I have tried my best, but I dont understand _ I st
10、ill get low marks.My parents often come home very late. Sometimes I dont know _ I will see them.,Amy,Sandy,why,when,Sometimes Im careless. I wonder _ I can be more careful.I often have difficulty expressing myself. Who can tell me _ I should do?,Paul,Suzy,how,what,The word order in an object clause
11、introduced by a question word should be _ (different from, the same as) that in a wh- question.,Work out the rule!,different from,Daniel has some questions. Rewrite his questions by using object clauses introduced by question words.,1. Why do I always feel tired in class?Can you explain why I always
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