牛津深圳版七年级英语下Module 3 Natural elements Unit 6 Electricity--- grammar 公开课优质课件.ppt

B may and may not We use may and may not to ask for and give permission. In less formal situations, some people like to use can and cannot (can’t)for the same purpose. “May”can be interchanged with“can”,but it‘s a little more polite to use “may”. B may and may not 1.may表示请求和允许。 2.may表推测、可能性（不用于疑问句）。 3.—May +主语+动原…? —Yes,主语+ may/can. No,主语+ may not/cannot. Read the following sentences. May I use your mobile phone? Yes, you may. No, you may not. You may turn on the TV. You may not play in the kitchen. Read the following sentences. Can I use your mobile phone? Yes, you can. No, you can’t. You can turn on the TV. You can’t play in the kitchen. May/Can I use your mobile phone? Yes, you may/can. No, you may not/can’t. You may/can turn on the TV. You may not/cannot play in the kitchen. Read the following sentences. Daisy is not feeling well today. Benny is at home with her. Read their conversation below.Fill in the blanks with may or can. Benny: How are you feeling, Daisy? Daisy: Not very well. Benny: I get you a chair? Daisy: Yes, thanks. May/Can Benny: Im going out. ______ I borrow your bicycle, Daisy? Daisy: Yes, you may. Before you go to meet your friends, can you come and see the doctor with me? Benny: Yes,I . May can Benny: I carry your bag for you? Daisy: Yes, thats very kind of you,Benny. Im ready to go. you open the door for me? Benny: Yes, I can. Daisy: Thanks. May/Can Can Exercises 1.What I do for you？ 2. I ask for leave? Yes, you may. 3.I speak English. 4.The man walk fast because he is lame. 5.Can you help me? Yes ,I . 6.May I borrow your car? No, . can May can cannot/can’t can may not/cannot 编辑标题 * Unit 6 Module 3 Natural elements Grammar Modal verbs can may must 1 Checking-up Can you name any of the electrical appliances that we use in