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人教版七年级英语上册《How much are these socks?》SectionB PPT课件(第1课时),共15页。Warming upGuess game.A:Is it ... dollars?B:Are they ... dollars?Language points1.基数词(1)定义:表示数量的词叫基数词。(2)基数词的表达。①0-12的基数词在拼写时特别注意,分别记忆。②13-19表示“十几”的词,要在个位后加-teen,单词有两个重音直接加-teen。如:14—fourteen,16—sixteen,17—seventeen,19—nineteen要个别记忆的有:13—thirteen,15—fifteen,18—eighteen。③20-90整十的基数词要在末尾数后加-ty,但有些应注意其拼写。如:20—twenty,30—thirty,40—forty,50—fifty,60—sixty,70—seventy,80—eighty,90—ninety。④从21-99“几十几”的词,中间用连字符把个位数和十位数连起来。如:21—twenty-one,25—twenty-five,89—eighty-nine。⑤百位或百位以上的词,通常在百位和个位之间用连字符。如:156—one hundred and fifty-six。(3)基数词一般和可数名词连用,表示两个或两个以上事物的名词用复数形式。2.容易混淆的拼法four(4)—fourteen(14)—forty(40)five(5)—fifteen(15)—fifty(50)eight(8)—eighteen(18)—eighty(80)twelve(12)—twenty(20)Exercise一、单项选择。1.—Can I help you? —_______.I want a hat.A.You're welcome B.Yes,you canC.Yes,please D.No,yo can't2.—What's 35 in English? —It's _______.A.thirty-five B.thirty and five C.thirty five D.thirteen-five3.你决定买毛衣时,你对营业员说:_______A.How much is it? B.I'll take it.C.I want a sweater. D.Here you are.4.My T-shirt _______ white and my shorts _______ yellow.A.is;is B.are;are C.are;is D.is;are5.My jacket is _______,I want a long one.A.small B.short C.big D.long二、句型转换。1.The white pants are 88 yuan.(对画线部分提问)._________ _________ are the white pants?2.This sweater is ¥60.(改为复数句)._________ _________ _________ ¥60. 3.Lisa's shoes are yellow.(对画线部分提问)._________ _________ are Lisa's shoes?4.She wants a black bag.(改为一般疑问句)._________ she _________ a black bag?Homework1.Recite the numbers from 1 to 31.2.Practice the conversations in 1d and 1e.... ... ...关键词:《How much are these socks?》PPT课件免费下载,.PPT格式; 本作品中主体文字及图片可替换修改,文字修改可直接点击文本框进行编辑,图片更改可选中图片后单击鼠标右键选择更换图片,也可根据自身需求增加和删除作品中的内容,源文件无水印。如认为该内容涉嫌侵权,可通过邮件提出书面通知,我们将及时处理。