八年级下册unit3SetionA3

1、根据所学内容，写出下列短语。根据所学内容，写出下列短语。叠衣服叠衣服做菜做菜用某人的电脑用某人的电脑扔垃圾扔垃圾铺床铺床扫地扫地熬夜熬夜生某人的气生某人的气带带出去散步出去散步fold ones clothesdo the dishesuse ones computertake out the rubbish make the bedsweep the floorstay out latebe angry with sb.take sb. for a walk打扫客厅打扫客厅 在在上工作上工作过来过来做家务做家务搭车搭车clean the living roomwork oncome over

2、 do the houseworkget a rideCould I go out for dinner with my friends?Sure, that should be OK.Could we get something to drink after the movie?No, you cant. You have a basketball game tomorrow.Could you please take the dog for a walk?OK, but I want to watch one show first.Could you please take out the

3、 rubbish?Yes, sure.阅读下列句子，观察问句的用法及回答。阅读下列句子，观察问句的用法及回答。Key sentence structures Could you（please）+ V-原形原形？表示委婉地提出请求表示委婉地提出请求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 do my homework. Peter, could you pl

4、ease take out the trash? Sure, Mom. Could you please do the dishes? Sorry, I cant. I have to do my homework. 在表示请求帮助或请求允许的疑问在表示请求帮助或请求允许的疑问句中，常用句中，常用could代替代替can，以表示礼貌，以表示礼貌，委婉或不确定的语气，而委婉或不确定的语气，而can则不具备这则不具备这些语气。这种情况下不能把些语气。这种情况下不能把could看作看作can的过去式。以上两句中用的过去式。以上两句中用could是为是为了表示礼貌的请求。表示请求帮助或请了表示礼貌的请

5、求。表示请求帮助或请求允许时，除了求允许时，除了can, could之外，还可以之外，还可以用用may，句子的表达方式也各有不同，句子的表达方式也各有不同，可以用不同的方式来表示同一个概念。可以用不同的方式来表示同一个概念。例：例： Could/Can/May I use your car for a day? I wonder if I could use your car for a day? 对于对于、句所作允答可以各种各样，如同意句所作允答可以各种各样，如同意可以说可以说Yes或或Sure或或Certainly，还可说，还可说Yes, (do) please. 或或Of course.

6、 (you may/can). 或或Go ahead, please. 或或Thats OK/all right; 如果不同如果不同意，可以说意，可以说Im sorry you cant. 或或Im really sorry, but I have to use it today. 要避免说要避免说No, you cant. 这样显得很不礼貌。否定回答通常这样显得很不礼貌。否定回答通常用委婉语气。用委婉语气。 Do you mind if I use your car for a day? 对于句对于句所作回答可以说所作回答可以说Never mind. /Not at all. 表表“不介意不

7、介意”。不能用。不能用Yes. /Sure. /Of course. /Certainly.等。无论肯定还是否定应等。无论肯定还是否定应答中，要避免使用答中，要避免使用could，要用，要用can或或may。因。因为应答须用确定的语气。而为应答须用确定的语气。而could在表请求的在表请求的问句中是为了表示礼貌或委婉语气，用在应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。所以答中则成了不确定语气，与情理不符。所以应答中不说应答中不说Yes, you could. 或或No, you couldnt. 而要说而要说Yes, you can. 或或Sorry. /No,

8、 you cant. Could I please use your computer? Sorry, Im going to work on it now. Well, could I watch TV?Yes, you can.Could I/you please ？表示一种有礼？表示一种有礼貌的请求或提议，其后连接原形动词，貌的请求或提议，其后连接原形动词，比比Can you /I？语气更委婉。类似？语气更委婉。类似句型有：句型有：Would you like + sth. / to do sth.? May I + do sth.? Shall we + do sth.? Would

9、you mind + sth. /doing sth.? What / How about + sth. /doing sth.? 肯定回答有肯定回答有Sure. /Of course. / Certainly. /OK. /Great. / Well. / Good idea. / I agree. 等。否定回答有等。否定回答有Sorry / No, you cant. 等。等。 Make up dialogues using the sentences in Grammar Focus with your partner.A: Could you please take the dog f

10、or a walk?B: OK, but I want to watch one show first.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 trying not to get it wet.4a Write R for requests and P for permi

11、ssion. Then match each one with the correct response. 1. _ Could I hang out with my friends after the movies? 出去玩出去玩2. _ Could you please pass me the salt? 3. _ Could I borrow that book?4. _ Could you help me do the dishes?5. _ Could you lend me some money?PPRRRdacebborrow和和lendborrow和和lend都有都有“借借”的

12、意思，但它们的的意思，但它们的含义和用法有所不同。含义和用法有所不同。 borrow表示表示“借入借入”，即把本来不属于自，即把本来不属于自己的东西借来暂时使用，常与介词己的东西借来暂时使用，常与介词from连用。连用。如：如：You can borrow a book from the library. lend表示表示“借出借出”，即把属于自己的东西，即把属于自己的东西借给别人暂时使用，常与介词借给别人暂时使用，常与介词to连用，也可连用，也可以跟双宾语。如：以跟双宾语。如：Hes going to lend his bike to Tom. You mustnt lend others

13、my pen. 4b Fill in the blanks in the conversation. A: I hate to _ chores.B: Well, I hate some chores too, but I like other chores.A: Really? Great! _ I ask you to _ me with some chores then? B: What do you need help with?A: _ you please _ my clothes for me?B: I dont want to do that! Its boring!Could

14、 foldhelpdoCould A: OK. Then _ you _ do the dishes for me?B: Sure, no problem. But _ we go to the movies after that?A: Sure. Ill finish my homework while you help me with the dishes. Then we can go to the movies. pleasecould could hate用作动词，与用作动词，与like意义相反，意为意义相反，意为“憎恨，厌恶，不喜欢憎恨，厌恶，不喜欢”，其后可接名，其后可接名词、代

15、词、动词的词、代词、动词的-ing形式以及动词不定形式以及动词不定式等。式等。e.g. Lily hates mice / them. Jim hated exercising when he was young. I hate to do the laundry now.If we are having a camping trip, what should we do before the trip?What should we do before the trip?buy some drinksbuy some foodtake a big cloth bring a tenttake an umbrellatake a rubbish bag bring a cameraprepare some programsTo-do listNamebring a tentLiu Chang4c Make a list of things your group needs to do for a camping trip. Then di