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1、苏教版牛津英语初中九年级下册精品教案全册9B Unit 1 Life On MarsGrammar第一部分 简要提示一、年级：九年级二、教学内容：9B Unit 1 Life on Mars三、课型：Grammar四、教学目标1. 知识目标 1) 掌握can, could和may, might的用法。 2) 掌握that, if或whether引导的宾语从句的用法。2. 能力目标 1 ) 能够运用can, could和may, might来具体表示请求或给予许可。 2) 能够运用that, if和whether引导的宾语从句转述信息。 五、教学重难点 1.重点: 1)can, could 和m
2、ay, might的礼貌程度上的区别。 2)宾语从句that, if/whether的构成及用法。 2.难点: if 或whether引导的宾语从句的语序。 第二部分教学流程用时：18分钟Step 1 Lead-in 用时：分钟 (出镜)T: Hello, everyone! Glad to see you again. Today we are going to learn can, could, may, might and the object clauses introduced by that , if/ whether. (大家好！很高兴又和大家见面了！今天我们一起来学习can,
3、could , may, might的用法和that, if/whether引导的宾语从句.)T: First lets look at Grammar A and learn how to use can, could , may, might .Step 2 Grammar A Using can, could, may, might ( PPT )T ：Now hes asking other people for permission .Look at the questions and pay attention to the model verbs he uses when he
4、wants to ask for permission from different people. (PPT ) l Kitty, can I borrow your dictionary?l Mr. Green, could I ask you some questions please?l Excuse me , sir. May I have a look at the name of your book?T:Can you tell me the differences between the three sentences : (PPT) T: - In the 1st sente
5、nce, / Simon uses can to ask his friend Kitty a question because its informal. can is always used with friends.(在第一句中, Simon用情态动词can提问他朋友Kitty，因为这通常用于朋友之间的非正式 场合。)- In the 2nd sentence, /Simon uses “could to ask his teacher Mr. Wu a question because its formal. “could” is always used with teachers o
6、r other adults.( 在第二句中，Simon用情态动词could提问他老师Mr Wu，因为这通常用于教师和其他成年人之间的正式场合。)- in the 3rd sentence, /Simon uses “may to ask a stranger a question because its formal and polite. “may” is always used with strangers and people you respect. (在第三句中，Simon用情态动词may提问陌生人，因为这通常用于陌生人和你尊重的人之间的正式而礼貌的场合。 ) - Here pay
7、 more attention to “might” . Might is very formal and its very polite but rarely used. (注意：might 的用法既正式又礼貌， 但是实际生活中很少使用。) eg: Might I use your computer , Mr. Wu? They all express permission.（他们都用于表示请求和允许。）T: OK. Lets do some exercises. (PPT)T: Lets check the answers.1 Dad, could I take your camera?
8、Yes, you can . ( Its formal. ) 2 May I borrow this helmet, madam? No, you may not . ( Its formal and polite.) 3 Can I borrow your boots, Mike? Yes, you can. ( Its informal.)T: Can you give me the answers to these questions about can, could, may , might ? (PPT) 1 Can / Could you go to the zoo tomorro
9、w? - We can answer : -Yes, you can . or No, you cannot/ cant.2 May/ Might I use your computer , Mr Wu? - We can answer : -Yes, you may. or No, you may not/ cant .T: Here could , might do not mean the past tense, but mean more polite. (这儿的“could , might “ 不是表示过去时，而是表示更委婉的语气。)T: Now please write sente
10、nces to ask for permission in the following situations. (PPT) look at the 1st Situation If you are on a bus and the person in front of you has the window open and It starts to rain and youre getting wet. How do you ask him for permission? - We can ask : May I close the window? Because its formal and
11、 polite to use may when we ask a stranger on the bus for permission.T: Look at the2nd Situation If your cousin is watching a boring programme on TV. What do you say to ask her to change the channel.T: We can say: -Can I change the channel? Because its informal to use can to ask friends for permissio
12、n.T: Look at the 3rd Situation If your uncle and aunt have invited you to join them in a walk in the park and you want to take your dog with you./What do you say then?- Thats right . We can say : Could I bring my dog? Because its formal to use couldto ask adults for permission.Step 3 The Object clau
13、ses introduced by thatT: Look at Grammar B .Lets learn that clause (下面我们来学习that 引导的宾语从句。) (PPT)1) Earth is becoming more and more crowded and polluted. What does Daniel think ?- -Daniel thinks that Earth is becoming more and more crowded and polluted.2 ) People will live on the planet Mars by the ye
14、ar 2100. What does Daniel think?-Good . Daniel thinks that people will live on the planet Mars by the year 2100.3) The robot will do most of the work. What does Daniel think?-Yes, Daniel thinks that the robot will do most of the work. T: Now can you put these two sentences with that ? T: Lets do som
15、e exercises. Have you finished? Now lets check the answers.1) Hell be back in a month. (I hear)-I hear ( that ) he will be back in a month. 2) I have been to the Great Wall once. (He tells me)- He tells me ( that ) he has been to the Great Wall once. T: OK . Can you find out the rules about Object clauses introduced by
