(
课件网) Home Sweet Home Home Sweet Home Section A What can you do for your home？ Grammar Focus （3a-3c） 情态动词could可用于有礼貌地向对方提出要求或请求，也可用于提出建议。它本身不能作谓语，必须和不带to的动词原形一起构成谓语。 情态动词could/Can Let’s learn Jim's family is having a conversation. Please choose a more polite way for them to express themselves. Help out with a few things! Could you please help out with a few things more polite “Could/Can you please+v原... 用于提出要求或请求。 用于提出请求 肯定回答 Yes, sure./Of course I can. 好的，当然可以。 No problem. 没问题。 With pleasure. 乐意帮忙。 Sure/Of course/Certainly. 当然可以。 否定回答 Sorry, I can’t. I have to/need to/must... 对不起，我不能。我得…… Sorry, I’m going to... 对不起，我将…… I’m afraid I can’t. I have to/need to/must... 恐怕不行。我得…… I’m afraid not. 恐怕不行。 回答一般只用 can，而不用could。 Could you please take out the rubbish Can you help me hang up the photos Could/Can you please+V.原... 否定：Could you please+not+V.原... Could / Can you do …… / Could you please do …… 意为“_____”。用来有礼貌地提出_____。 _____更礼貌委婉，_____更直接随意。 请你……好吗？ 请求 Could you... Can you... Jim’s mum is busy with chores, she wants Jim to help sweep the floor after dinner. She can say... M:____ ____ _____ _____ the floor J:_____I’ll do it at once(立刻，马上) . Could you please sweep Yes, mum. Sure/Of course/Certainly. No problem/Yes, I can. Jim’s mum wants his dad to help hang up the photos. She can say... M: ___ ____ ___ ____ me hang up the photos D:_____. Can you please help Sure, I can. / No problem! 用于征得许可 “Could/Can I... ”意为“我能……吗？”，用于请求对方允许自己做某事。 肯定回答 Yes, you can. 是的，你可以。 Of course you can. 当然可以。 Yes, please. 是的，去吧/用吧/…… 否定回答 Sorry, you can’t. 对不起，你不可以。 Sorry, I’m afraid you can’t. 对不起，恐怕不行。 回答一般只用 can，而不用could。 Could I hang out with my friends after lunch Can I put some flowers on the table How did they ask for permission 请求/征求许可politely Could/Can I+V.原... Could/Can I do …… 意为“_____”。用来委婉地请求_____。。 我可以……吗？ 许可 Jim finishes his homework and wants to hang out after lunch. He can say... J: ___ ___ __ out with my friends after lunch F: _____, Jim, but ____ ____ _____ pack up your things first. you have to Sorry Could I hang The girl wants to put the flowers on the table. She can say... M:___ ___ _____some flowers on the table Yes, good idea! Could I put G:_____. Read the questions with can or could. Notice how they are answered. Then write R for requests or P for permission next to each question. Could you please sweep the floor Yes, Dad. I’ll do it at once. Could I hang out with my friends after lunch Sorry, Jim, but you have to pack up your things first. Can I put some flowers on the table Yes, good idea! Can you help me hang up the photos Sure. / No problem 3a “求你做 ... ...
