北师大版英语八年级下册 Unit 6 Lesson 17 A Detective Story Ⅱ 课件（30张PPT）

1、Unit 6DetectivesLesson 17A Detective Story Objectives:Be able to read!1Be able to listen!2Be able to communicate!3Be able to understand!4Warm-up Discuss with your partner. What clues do you remember from the last lesson?Warm-up What questions do you think Detective Winters will ask Daniel Lister?Exa

2、mpleDetective Winters will ask where Daniel Lister has been for the last 13 years.Warm-up Share a detective story with us!Function Part!请求ask sb to do sth 要求某人做某事tell sb to do sth告诉某人做某事order sb to do sth命令某人做某事request sb to do sth请求某人做事request （请求）+that从句（从句要用should do，should 也可以省略，只用原形do）command（命

3、令）+that从句（从句要用should do，should 也可以省略，只用原形do） 请求1.请求：Could you please+do sth.Could you+do sth.Would you please+do sth.Would you+do sth.肯定回答：Sure./Of course./Noproblem./Id love to.否定回答：Sorry./Id love to but I 请求例：1)Could you please clean our yard?你能打扫一下我们的院子吗?2)Could you turn to page 34?请翻到34页好吗?3)Wou

4、ld you please turn on the light?请打开灯好吗?4)Would you close the door?请关上门好吗?请求2.委婉地提出被允许做某事：Could I please+do sth.Could I+do sth.肯定回答：Sure./Of course./No problem.否定回答：Sorry.请求例：1)Could I please borrow your car?我可以借你的车吗?2）Could I buy some drinks and snacks?我可以买一些饮料和小吃吗?请求表示客气和委婉的请求的句型1. would you mind +

5、 doing ? 你介意吗？请你可以吗？需注意：mind + doing（为动名词）。动名词的否定式由“not + 动名词”构成。即would you mind not doing?请不要好吗？请求例如：Would you mind moving your bike? 请把你单车挪动一下好不好？Would you mind cleaning your room? 你介意打扫一下房间吗？I am sorry. Ill clean it in a minute. 对不起，我马上就去做。Would you mind not wearing the old jeans? 不穿旧的牛仔裤好吗？请求2.

6、would的常用句型：would作为情态动词，主要用于第二人称的疑问句中，表示询问对方的意愿或者向对方提出请求，时间指现在或者将来would语气要比will更加婉转和客气。常用的句型除“would you mind doing.？”之外，还有：请求1. would you please? 请可以吗？2. would you like? 需要吗？3. would you like to? 你愿意吗？4. could you please do something? 请你做某事可以吗？5. what about doing ? 怎么样？6. shall we do ? 我们做吧？7. youd b

7、etter do. 你最好做。8. lets do. 让我们做。请求3. 回答dowould you mind? 等提出问题时，表示允许要说no或not at all等；如果介意要做肯定回答yes. 或Im sorry, but i do.等。例如： Do you mind if i ask you aquestion? 我可以问你的一个问题吗？ No，please do. 可以，请问吧。请求4. could表示礼貌请求的用法：could是can的过去式，但在语气上要更加委婉、更加客气。正式的场合下，为了表示礼貌，常说“could i please?”“我可以吗？”肯定回答多用sure. /

8、certainly. / yes, you can.，否定回答多用Im afraid not. / no, you cant.请求 Could i have a talk with Mr. smith, please? Certainly.我可以与Mr. smith谈话吗？当然可以。 Could i take the seat? 我能坐这座位吗？ Im afraid not. 恐怕不能。Lets practice now! 选择题1. Would you mind _ the litters, please?a. droping b. drop c.dropping d. to drop【答案

9、与解析】c. mind +doing 形式，drop的现在分词是dropping。 选择题2. Would you like _ to my house for dinner?.ing b. come c.to come d. dont come【答案与解析】c. would you like to do sth. 后接不定式。 选择题3. The TV is too loud. could you please _?a. turn it down b. turn down itc. turning it downd. turning down it【答案与解析】a . could you p

10、lease后接动词原形，turn down 是动词+副词形式的短语，代词放中间。 选择题4. Would you mind turning down TV? _.a. No, i dont b. Sorry, i cantc. Sorry, Ill do it right away. d. I like it.【答案与解析】c. “你介意把电视声音调低些吗？” “真抱歉，我马上就去。”a, b的回答都太不礼貌了。d选项也非常不合适。 选择题5 Would you mind helping me? _.a. Yes, I wouldbNo, I wouldntcYes,no problem dN

11、ot at all【答案与解析】d. 表示允许要说no或not at all等；如果介意要做肯定回答yes. 或yes, Im sorry, but I do.等。 选择题6could you_any noise?its time for rest.aplease making bnot please makingcplease not makedplease not to make【答案与解析】c. could i please? 意为“我可以吗？”否定形式是在please前加not。Speaking Part!Speaking Part！Pair-workWork with your partner. Take turns asking each o