Unit 8 Detective storiesGrammarTeaching aims:1. To learn to use defining relative clauses2. To learn to use relative pronouns who, which and thatTeaching procedureStep 1 RevisionTranslate the phrases and sentences1. 一位22岁男子的尸体2. 发生；举行3. 在案发现场4. 在案发时5. 在她被发现的地方6. 看到不寻常事情的人7. 被所伤8. 流血致死9. 结果10. 检查，核实11. 一份收入高的工作12. 根据13. 犯有罪的14. 指控某人做某事 15. 强行闯入几个电脑系统16. 使某人树敌17. 气喘吁吁地18. 提供的奖金19 导致凶手的被捕Keys: the body of a 25-year-old mantake placeat the scene of the crimeat the time of the crimeat the place where he was foundanyone who saw anything unusualbe wounded withbleed to deathas a resultcheckfora well-paid jobaccording tobe guilty ofcharge sb. with doing sth.break into several computer systems make sb. some enemiesbreathe heavily offer a reward oflead to the arrest of the murdererStep 2 Lead -in Please guess the Chinese meaning of the following proverbs(谚语) : 1. He who does not reach the Great Wall is not a true man.2. He who laughs last laughs best. Step 3 Explanation 1. 定语从句的含义在复合句中修饰名词或代词的从句叫定语从句。The man who lives next to us is a lawyer. He is the man who I saw yesterday.他就是我昨天见的那个人。Football is a game which is liked by most boys.足球是一种深受大多数男孩喜欢的运动。Give me the book that you read just now.把你刚才读的书给我。Step 4 Doing exercisesMore about the murderMillie is writing down some sentences about the murder case. Help her decide whether they contain defining relative clauses. Underline the defining relative clauses. 1. The young man mentioned that he was going to visit his parents after work.2. The elderly couple were very sad to hear that their only son was murdered.3. The police are now checking the scene for fingerprints and other clues that may help solve the case.4. There was probably more than one person who had something to do with the murder.5. A man who had blood on his shirt was seen running down Corn Street.6. People hope that the police will catch the murderer soon.Keys: 3. that may help solve the case. 4. who had something to do with the murder 5. who had blood on his shirt Step 5 Explanation被修饰的名词或代词叫先行词。定语从句通常出现在先行词之后，由关系词引出。引导定语从句的关系代词有 who, which, that ，whom, whose,等和关系副词 where, when, why 等。关系代词和关系副词在定语从句中担任句子成分。常见的关系代词有who、which和that 。他们所代替的先行词是表示人或物的名词或代词，并在从句中充当主语、宾语、定语等成分。1. 关系代词who 指人，在定语从句中做主语或宾语。e.g. Yesterday I helped an old man who lost his way. 昨天我帮助了一位迷路的老人。2. 关系代词which指物，在宾语从句中做主语或者宾语。e.g. This is the fridge which he bought yesterday.这是他昨天买的电冰箱。3. 关系代词that 指人时，相当于who; 指物时，相当于which. 当其在定语从句中做宾语时可省略。e.g. Mary likes music that is quiet and nice. 玛丽喜欢轻柔的音乐。Step 6 Exercises1. About detective storiesSimon and his friends are playing a game. Each person has to say something about detective stories. Use who, which or that to help them complete their sentences.Simon: Edgar Allen Poe was the man (1)_ first wrote detectives stories in English.Millie: Japanese writes have written some great stories (2) _ requirereaders to check every tiny detail for possible clues to the criminal cases.Daniel: Sherlock Holmes is a character (3)_ was created by Arthur Conan Doyle as a master at solving crimes.Suzy: Conan is a detective (4)_ appears in a cartoon series popular among teenagers all over the world.Kitty: Agatha Christie was a female writer (5) _ is considered the queen of crime novels.Keys: who / that which / that who / that who / that who / that2. Solving the crimesA reporter is interviewing a police officer on TV about the murder in West Town. Millie is talking notes. Help her complete the sentences using relative clauses.1) A young man was murdered yesterday. / He was single. A young man _ was murdered yesterday.2) A knife was found in a rubbish bin near Corn Street. / It was covered in blood. A knife _ was found in a rubbish bin near Corn Street.3) We need information. / Itll help solve the case. We need information _.4) Heres a drawing of the person. / He might be the murderer of the young man. Here is the drawing of the person _.Keys: who/that was singlewhich/that was covered in bloodwhich/that will help solve the casewho/that might be the murderer of the young man3. A few days later, Millie is telling her dad about the murder. Complete their conversation with who, which or that and the expressions in the box.is not allowed by the law his boss had committedkilled the young manwas seen running down the streetDad: Has there been any progress in the West Town murder case, Millie?Millie: Yes. The person _ was his boss!Dad: Really? Why did he do it?Millie: The boss did something _. The victim wanted to report the crime _ to the police.Dad: