人教版七年级英语上册u7第三课时 Section B（1a~1e）-课件.pptVIP

Unit 7 How much are these socks?Section B (1a-1e)武汉启智文化传媒 自主预习案1. 十2. 十一3. 十二4. 十三5. 十五6. 十八7. 二十8. 三十一、四会单词teneleventwelvethirteenfifteeneighteentwentythirty1011121315182030武汉启智文化传媒 自主预习案1. 那个白色的包 2. 十七美元二、重点短语the white bag seventeen dollars武汉启智文化传媒 随堂导学案Numbers are known to us all. We can see them everywhere. We’ve learned ten numbers from zero to nine. There are countless numbers. So we will ask how we can memorize them one by one? There are some rules in the numbers. Now let’ s learn them.Teacher:1.What’ s 1-10 in English??2.Can we say“11”as “ten one” in English??3.How do you spell 12，13, 14…in English?武汉启智文化传媒 1aListen and repeat.10111213141516171819202122232425262728293031武汉启智文化传媒 1bWrite the numbers in 1a next to the correct words. Which rows of numbers are in the wrong places?11 12 13 14 25 26 27 28 29 20 21 22 23 24 15 16 17 18 19 30 31武汉启智文化传媒 1cListen and circle the numbers you hear in 1a.武汉启智文化传媒 1dListen again. Circle the things in the picture that Kate and her mom talk about. Check(?)the thing Kate buys.武汉启智文化传媒 Ask and answer questions about the things in the picture above.1eHow much is the blue sweater?It’s 15 dollars.武汉启智文化传媒 Key points1. 基数词的表达1) one到twelve, 拼写和读音无规律可言, 只能逐一记忆。 2) thirteen到nineteen，表示“十几”，在个位数后加后缀-teen，其中要注意 thirteen, fifteen和eighteen的拼写。3) twenty到ninety，表示“几十”，以ty结尾，但需注意twenty, thirty, forty, fifty, eighty的拼写。 4) 21~29直到91~99，表示“几十几”, 用整十位数加个位表示, 中间用连字符“-” 把十位和个位连接起来。 5) one hundred 意为 “一百”，也可说a hundred，hundred可加具体数字，如：nine hundred (900)。2. 基数词的用法： 基数词只能修饰可数名词，要注意数词和名词在数上要保持一致。如：one student 一名学生two boys 两名男孩twenty apples 二十个苹果 thirty-three eggs 三十三个鸡蛋武汉启智文化传媒 Practice任务型阅读根据对话内容，完成表格。M：How much a