2012高考听力专题复习之数字篇公开课学案.docVIP

班级： 姓名： PAGE PAGE 4 高考英语听力专项突破——数字 教学目标： 1、了解高考听力包含数字的情境及有关数字的听力考点：1、数字辨析 2、加减乘除法计算 2、掌握各种数字的读法以及与运算有关的信息词 3、掌握高考听力解题技巧 教学重点和难点： 不同情境中数字的记录、辨析及计算 Step1. Lead-in 导入 1. Yesterday’s homework: Work in pairs and make up a dialogue to show how numbers are used in our daily life. 2. Are there any other cases where we should use numbers? 3. Can read the following numbers? 1). There are 430 students in senior 3. 2). My father earns 2,500 yuan every month. 3). According to WHO estimates from 2005, more than 4,000,000 children had died from Aids. 4). He is 1.75m high. 5). The peoples republic of china was founded on October 1 ,1949. 6). Our class begins at 8:15 a.m. and ends at 5:40pm. Step2. 各地高考英语听力与数字相关的题次分析 各地高考英语听力 与数字相关的题次 2011 年湖南卷 2010 年湖南卷 T8 T9 T 4 T8 T9 T11 T16 T18 2011 年北京卷 T11 T16 2011 年湖北卷 T13 T19 2011 年重庆卷 T2 T16 T19 Step3. 数字及其计算的听力考点 考点一：数字辨别：teens and tens（十几与几十） 听力理解中难以分辨的基数词主要有以下几对： 13 thirteen [θ?:? ti:n] 与 30 thirty [ ?θ?:ti ] Four ? teen 与 ?forty； fif ?teen 与 ?fifty； six ?teen 与 ?sixty； seven ?teen 与 ?seventy； eigh ?teen 与 ?eighty； nine ?teen 与 ?ninety 考题示例： How much are the potatoes? ( 2011,重庆2) A. 6 cents a pound. B. 16 cents a pound. C. 60 cents a pound 考点二：加减乘除法计算 与运算有关的信息词 More, less, late, early … earlier / later， fast, slow， twice, double是…的两倍， quarter ?, half , start, begin， spend, miss, leave, put off / delay 延期, increase， add, borrow， lend， save节约， go up上涨, go down下降， 20% off /discount/at a discount of 20% 打八折 Have a try: 3. This black bag is 2 dollars and that blue one is a dollar more. 4. A: Tickets are 4 dollars for adults, and children’s tickets are half price. B: I need 2 adults’ and 2 childrens tickets. 5. A: Your watch says it is 4:15 now. B: oh. My watch is 5 minutes faster/ later. 8. It’s 6:15. There are 10 minutes