Unit3__SectionA3（Grammar__focus-4c）参考教案

1 4 Unit3 SectionA3 Grammar focus 4c 参考教案参考教案 Step 1 Revision 根据所学内容 写出下列短语 fold one s clothes do the dishes use one s computer take out the rubbish make the bed sweep the floor stay out late be angry with sb take sb for a walk clean the living room work on come over do the housework get a ride Step 2 Presentation 阅读下列句子 观察问句的用法及回答 Could I go out for dinner with my friends Sure that should be OK Could we get something to drink after the movie No you can t 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 rubbish Yes sure Step 3 Grammar Could you please V 原形 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 can t I have to 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 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 例 Could Can May I use your car for a day I wonder if I could use your car for a day 2 4 对于 句所作允答可以各种各样 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 ahead please 或 That s OK all right 如果不同意 可以说 I m sorry you can t 或 I m really sorry but I have to use it today 要避免说 No you can t 这样显得很不礼貌 否定回答通常用委婉语 气 Do you mind if I use your car for a day 对于句 所作回答可以说 Never mind Not at all 表 不介意 不能用 Yes Sure Of course Certainly 等 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 couldn t 而要说 Yes you can 或 Sorry No you can t Could I please use your computer Sorry I m going to work on it now Well could I watch TV Yes you can Could I you please 表示一种有礼貌的请求或提议 其后连接原形动词 比 Can you I 语气更委婉 类似句型有 Would you like sth to do sth May I do sth Shall we do sth Would you mind sth doing sth What How about sth doing sth 肯定回答有 Sure Of course Certainly OK Great Well Good idea I agree 等 否定回答有 Sorry No you can t 等 Step 4 Practice Make up dialogues using the sentences in Grammar Focus with your partner A Could you please take the dog for a walk B OK but I want to watch one show first 4a Write R for requests and P for permission Then match each one with the correct 3 4 response 1 Could I hang out with my friends after the movies 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 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 don t come back too late e No I can t I cut my finger and I m trying not to get it wet Note borrow 和 lend borrow 和 lend 都有 借 的意思 但它们的含义和用法有所不同 borrow 表示 借入 即把本来不属于自己的东西借来暂时使用 常与介词 from 连用 如 You can borrow a book from the library lend 表示 借出 即把属于自己的东西借给别人暂时使用 常与介词 to 连用 也可以跟双宾语 如 He s going to lend his bike to Tom You mustn t lend others 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 don t want to do that It s boring A OK Then you do the dishes for me 4 4 B Sure no problem But we go to the movies after that A Sure I ll finish my homework while you help me with the dishes Then we can go to the movies Step 5 Discussion I