七年级英语上册 Unit 7 How much are these socks The Third Period Section B（1a1e）课件 （新版）人教新目标版.ppt

unit7howmucharethesesocks thethirdperiodsectionb 1a 1e warmingup guessgame a isit dollars b arethey dollars 1alistenandrepeat 1bwritethenumbersin1anexttothecorrectwords whichrowsofnumbersareinthewrongplaces 10 11 12 13 26 29 14 25 27 28 20 21 22 23 24 15 16 17 18 19 30 31 参考答案 第二行与第四行位置颠倒了 1clistenandcirclethenumbersyouhearin1a 1dlistenagain circlethethingsinthepicturethatkateandhermomtalkabout check thethingkatebuys 1easkandanswerquestionsaboutthethingsinthepictureabove howmuchisthewhitebag it sseventeendollars languagepoints 1 基数词 1 定义 表示数量的词叫基数词 2 基数词的表达 0 12的基数词在拼写时特别注意 分别记忆 13 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 20 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 languagepoints 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 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 onehundredandfifty 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 canihelpyou iwantahat a you rewelcomeb yes youcanc yes pleased no yocan t2 what s35inenglish it s a thirty fiveb thirtyandfivec thirtyfived thirteen five3 你决定买毛衣时 你对营业员说 a howmuchisit b i lltakeit c iwantasweater d hereyouare c a b exercise 4 myt shirt whiteandmyshorts yellow a is isb are arec are isd is are5 myjacketis iwantalongone a smallb shortc bigd long d b exercise 二 句型转换 1 thewhitepantsare88yuan 对画线部分提问 arethewhitepants 2 thissweateris 60 改为复数句 60 3 lisa sshoesareyellow 对画线部分提问 arelisa sshoes 4 shewantsablackbag 改为一般疑问句 she ablackbag howmuch thesesweatersare whatcolor