新概念2 lesson5ppt课件
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新概念2学案第5讲【课前导入】飞鸽传书是古人之间联系的一种方法,将信件系在鸽子的脚上然后传递给要传递的人。
古代通信不方便,所以聪明的人利用鸽子会飞且飞得比较快、会辨认方向等多方面优点,驯化了鸽子,用以提高送信的速度。
公元前3000年左右,古埃及人就开始用鸽子传递书信了。
我国也是养鸽古国,有着悠久的历史,隋唐时期,在我国南方广州等地,已开始用鸽子传递书信。
【单词梳理】New words and expressions 生词和短语pigeon ['pɪdʒɪn; 'pɪdʒ(ə)n]n. 鸽子message ['mesɪdʒ] n. 信息cover ['kʌvə] v. 越过distance [ˈdɪstəns] n. 距离request [rɪ'kwest] n. 要求,请求spare [speə] part 备件service ['sɜːvɪs] n. 业务,服务1. message给……留口信__________________________替……捎口信__________________________2.cover词义辨析:(1)Snow covered the whole village. ____________________(2)He covered sixty miles this morning. ____________________(3)Put a cover on the lunchbox! ____________________(4)The bird covered the distance in three minutes. ____________________(5)This is a small book with a green cover. ____________________3. spare(1) What do you usually do in your spare time?(adj. _________)(2) Can you spare me five minutes?(v. __________)(3) Please spare my life, and lives of my people.(v. __________)【课文梳理】Lesson 5 No wrong numbers 无错号之虞Mr James Scott has a garage in Silbury and now he has just bought __________ garage in Pinhurst. Pinhurst is only ___________________ Silbury, but Mr Scott cannot get atelephone______________garage,so he has just bought twelve pigeons. Yesterday, a pigeon carried_____________________ from Pinhurst to Silbury. The bird ______________ thedistance______________________. ___________________, Mr Scott ________________ a great many requests for spare parts and other urgent messages from one garage to________________.___________________, he has begun his own private telephone service. Comprehension1.Mr.Scott hasn’t got a telephone in his new garage because ___________.A.it isn’t far from his old garage, so he doesn’t need oneB.he has twelve pigeonsC.he can’t get oneD.it’s too expensive2.Mr. Scott keeps pigeons because __________.A.he uses them to send messagesB.it’s his hobbyC.he has two garagesD.he likes them1.Pinhurst is only five miles from Silbury, but Mr Scott cannot get a telephone for his new garage, so he has just bought twelve pigeons.表示距离的方法:【小试牛刀】判断正误,对的打√,错的打×并改正。