青少版新概念 1B Unit25.ppt

Lucy: Ok. How much sugar do we need? Karen: Two bags. Lucy: Two bags of sugar… two bags of…数字+可数度量单位+of+不可数名词,表示不可数名词量的多少 Watch and anser: How much+不可数名词+do we need?我们需要多少…？ 第三十页，编辑于星期五：二十一点 十七分。 Lucy: We need some tea, too, Mum. There isn’t much tea in the tin. Karen: Let’s get four packets. Lucy: Four packets of tea... much+不可数名词用于否定句和疑问句。在肯定句中，我们说a lot of tea in the tin。 We have much tea.（此句错误） 第三十一页，编辑于星期五：二十一点 十七分。 Lucy: What about food for the weekend, Mum? Karen: We need a loaf of bread, some meat for Sunday lunch, and some vegetables, too. What vegetables do we want, Lucy? bread不可数，为了表示“多少”，要说a loaf of bread ,不是a/one bread。loaf复数为loaves, 和 knife/knives同。 第三十二页，编辑于星期五：二十一点 十七分。 Lucy: One loaf of bread, a piece of meat, some vegetables…Mum, these things are all really boring. What about some nice things for the weekend? Karen: What kind of things? Lucy: Well, chocolate,and icecream, perhaps… What about… 后面用some,没用 any，实际上表示提议，希望得到“yes”回答 第三十三页，编辑于星期五：二十一点 十七分。 Karen: You’re right. Let’s get a box of chocolates. Some ice cream for you and the boys, and a bottle of wine for me and your father! 第三十四页，编辑于星期五：二十一点 十七分。 shopping list two bags of sugar four packets of tea a loaf of bread a piece of meat a box of chocolates a bottle of wine some vegetables some ice cream 第三十五页，编辑于星期五：二十一点 十七分。 Guided conversation Must Karen go to the supermarket? How much sugar do they need? Do they want three packets of tea? What food do they need for the weekend? Do they want nice things for the weekend? What nice things do they want? 第三十六页，编辑于星期五：二十一点 十七分。 Can you make sentences? lets make a shopping list. How much sugar do we need? We need a loaf of bread. I must go to the supermarket. 第三十七页，编辑于星期五：二十一点 十七分。 Lesson 50 Unit 25 第三十八页，编辑于星期五：二十一点 十七分。 Pronunciation /i/ y twenty happy heavy family easy busy Lucy strawberry /ju:/ u ew beautiful music new nephew s