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1、Unit Unit 3 3 Could you please clean your roomCould you please clean your room 第 2 2 课时 Section Section A A 3a-4c3a-4c 教学目标 一、知识与技能 1. 掌握重点词汇和短语。 2. 复习、巩固表示委婉请求的句型。 3. 培养阅读理解能力和口语表达能力。 二、过程与方法 以学生为主体调动学生的积极性，通过大量练习感悟、巩固知识。 三、情感态度与价值观 “”树立 做好家务，人人有责 的意识和保持家里干净、整洁，方便自己也方便了他人。 教学重点 复习、巩固表示委婉请求的句型。 教学难点
2、 培养阅读理解能力和口语表达能力。 教法导航 引导学生积极参与课堂活动，以学生为主体调动学生的积极性，老师少讲，鼓励学生多练。 学法导航 1. 学生认真听，多训练以此达到学以致用的目的。 2. 加强小组合作学习，积极回答问题。 教学准备 多媒体，大量示例及练习。 教学过程 Step 1 Greetings Greet the students as usual. Step 2 Revision 1. Dictate the important phrases and sentences learned last class. 2. Ask some pairs to practice the
3、conversation in the homework. Step 3 Presentation Ask：Do you do chores in your home? What do you usually do? What does your mother do? If your mother is tired，would you help her? Get the students to talk about these in pairs. Then ask some students to report their answers. Then remind them that moth
4、er is sometimes tired，so we should help her do chores. Step 4 Reading 3a, Show the picture of Nancys home and say：This is Nancys home. What a mess? What happened? Please read the passage and answer the following questions. 1. Did Nancy do any housework that day? 2. Why was Nancys mom angry with Nanc
5、y? 3. Did they solve the problem? How? 3b, Read the story again and read the sentences below. Underline the sentences from the reading that mean the same thing. 1. Neith er of us did any housework for a week. 2. My mom came over as soon as I sat down in front of the TV. 1 3. Youre tired，but Im tired
6、，too. Ask some students to report their answers and help them to understand the underlined parts：1. For one week. She did not do any housework and neither did I. 2. The minute I sat down in front of the TV，my mom came over. 3. Im just as tired as you are! 3c Decide whether the underlined words in th
7、e sentences are verbs or nouns. Then write another sentence using the underlined word in the other form. Could you take the dog for a walk? (noun) 2. Could I watch one show first? 3. I cant work all day. 4. You watch TV all the time. 5. “What happened?”she asked in surprise. If theres difficulty，ask
8、 them to do it with their partner. Step 5 Presentation Read and remember the sentences in the table. Could I go out for dinne r with Sure，that should be OK. my friends? ldCould we get something to drink No， you cant. You have a after the movie? basketball game tomorrow. Could you please take the dog
9、 OK，but I want to watch one show for a walk? first. Could you please take out the Yes，sure. rubbish? Step 6 Grammar Could you（please）+ V-原形？表示委婉地提出请求。 e.g. 1. Could you please clean your room ? Yes，sure. / Of course./ Certainly./All right . 2. Could you please do the dishes? Sorry，I cant. I have to
10、do my homework. 在表示请求帮助或请求允许的疑问句中，常用 could 代替 can，以表示礼貌，委婉或不确 定的语气，而 can 则不具备这些语气。这种情况下不能把 could 看作 can 的过去式。以上两句 中用 could 是为了表示礼貌的请求。表示请求帮助或请求允许时，除了 can， could 之外，还 可以用 may。Could/Can/May I use your car for a day? 如同意可以说 Yes 或 Sure 或 Certainly，还可说 Yes，(do) please. 或 Of course. (you may/can).或 Go ahe
11、ad， please.或 Thats OK/all right;如果不同意，可以说 Im sorry you cant. 或 Im really sorry，but I have to use it today. 要避免说 No，you cant. 这样显得很不礼貌。否定回答通常用委婉语气。 无论肯定还是否定应答中，要避免使用 could，要用 can 或 may。因为应答须用确定的语 气。而 could 在表请求的问句中是为了表示礼貌或委婉语气，用在应答中则成了不确定语气， 与情理不符。所以应答中不说 Yes，you could.或 No，you couldnt.而要说 Yes，you ca
12、n. 或 Sorry. /No，you cant. Step 7 Practice 2 Make up dialogues using the sentences in Grammar Focus with your partner. 4a, Write R for requests and P for permission. Then match each one with the correct response. 1. _ Could I hang out with my friends after the movies? 2. _ Could you please pass me th
13、e salt? 3. _ Could I borrow that book? 4. _ Could you help me do the dishes? 5. _ Could you lend me some money? a. Yes，here you are. b. Hmm. How much do you need? c. Yes，sure. No problem. I finished reading it last night. d. Yes，but dont come back too late. e. No，I cant. I cut my finger and Im tryin
14、g not to get it wet. 4b, Fill in the blanks in the conversation. Then ask some students to report their answers. Remind the students to pay attention to the forms of the verbs. Step 8 Discussion If we are having a c amping trip，what should we do before the trip? Make a list of things your group need
15、 s to do for a camping trip. Then discuss who will do them and complete the chart. Ask some students to report their answers and then ask them act out the dialogue. Step 9 Homework Write a letter to your friend to ask him / her to take care of your house when you are on vacation. 课堂作业 1. She wants m
16、e part in her game. A. to take B. take C. not take D. taking 2. -Would you like to help me the heavy box? -Sure. A. carries B. carrying C. carry D. carried 3. Its going to rain. Youd better an umbrella with you. A. took B. take C. brought D. bring 4. -Could you take out trash? - . A. Whats wrong? B.
17、 Sorry，I dont kno w. C. Yes，sure D.Shall we go? 5. -Would you like to go shopping with me? -Im afraid I cant. I have too much homework today. A. to do B. doing C. to be doing D. have to do 6. Could you please us Marys telephone number ?I want to call her. A. to give B. give C. giving D. to giving 7.
18、 Nancy，thanks for _ care of my goldfish. A. take B. takes C. taking D. took 8. You look tired. You need _ a good rest. A. has B. have C. to have D. having 3 9. Dont forget _ the lights when you leave. A. to turn off B. turning off C. turn off D. turned off 10. The boys want _ the football. A. play B. play with C. to play D. to play with 参考答案：1. A 2. C 3. B 4. C 5. A 6. B 7. C 8. C 9. A 10. C 教学反思 语法不要多，要精。多了，学生容易摸不着头脑，反而越听越糊涂。拣紧要的讲清楚，一 些不太重要的可以放手让学生在练习中自己体会、总结。像本课牵涉到的动词不定式，如果一 “股脑儿地把常见的动词不定式都列举出来，学生往往会 知难而退”，不如让学生在练习中边 “”思考，边记忆， 各个击破 效果好。 4