陕旅版三下课件Unit 7 There Is a TV in the Classroom Part B

Unit7ThereisaTVintheclassroomPartB Newwords二十twenty 十一eleven 十二twelve 十三thirteen 十四fourteen 十五fifteen 十六sixteen 十七seventeen 十八eighteen 十九nineteen Howmanystudentsarethereintheclassroom?Therearetwenty.Howmanyteachers?Thereisone.Let’slearnmore Howmanyfans?Therearefour.Andtherearesixlights. Languagepoints1.Howmanystudentsarethereintheclassroom?教室里有多少个学生？句型：howmany+可数名词复数+arethere+地点?……有多少……？回答：Thereare+数字./数字.例：—你们教室有多少个女生？—有十五个。—Howmanygirlsarethereinyourclassroom?—Fifteen./Therearefifteen. Howmuch的意思是“多少”，用于询问不可数名词的数量。句型结构：Howmuch+不可数名词+其他?它还可用于询问价格。例：杯子里有多少水？Howmuchwateristhereinthecup?这支钢笔多少钱？Howmuchisthepen?拓展(1)Howmuch (2)本部分出现的students,fans,teachers和lights等都是可数名词的复数形式。可数名词单数变复数形式有以下几种情况：①一般情况下在词尾加-s②词尾是s,x,sh,ch的单词，词尾加-esbike→bikesapple→applesbus→busesbox→boxes ③以辅音字母加y结尾的单词，变y为i再加es④一些以o结尾的单词，词尾加escandy→candiestomato→tomatoes Let’scounteleventwelvethirteen fourteenfifteensixteenseventeen eighteennineteentwenty CountandsayHowmany…arethere? Howmanysweatersarethere?Therearesixteen. Howmanydressesarethere?Therearethirteen. Howmanyskirtsarethere?Thereareeleven. Howmanybagsarethere?Therearesixteen. AskandanswerWhat’sinyourdesk?Thereisabaginit.What’sonyourdesk?Therearetwobooksonit. What’snearthechair?Thereisarulernearthechair.What’sunderthechair?Thereisaneraserunderit. Practicewithyourpartner.What’snearthedesk?Therearetwochairsnearthedesk. What’sunderthedesk?Thereisaballunderthedesk. What’snearthechair?Thereisarulernearthechair.