江苏省镇江市丹阳市司徒镇七年级英语下册 Unit 1 Dream Homes Grammar课件 （新版）牛津版.ppt

grammar dreamhomes numbers whatnumberscanyousee numbers mum no look thisissummer helivesinroom301 building30 youcancallhimore mailhimat355171355 heisourfirstenglishteacherhere whatnumberscanyouseeabove 0 10zeroonetwothreefourfivesixseveneightnineten11 19eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteen203040 100twentythirtyfortyfiftysixtyseventyeightyninetyhundred cardinalnumbers rule1 414405155091990 fourfourteenforty fivefifteenfifty ninenineteenninety rule2 37thirty seven 1001 00010 000200 0001 000 00010 000 000200 000 0001 000 000 000 onehundred onethousand tenthousand twohundredthousand onemillion tenmillion twohundredmillion onebillion thousandmillion canyoureadtheselargenumbers rule3hundred thousand million后可否加 s therearemorethantwo hundred studentsingrade7 thousand ofliveswerelost 丧失 inwenchuangearthquake hundred thousands let ssaythenumbers 4 05623 813567 1106 425 200 fourthousandandfifty six twenty threethousand eighthundredandthirteen fivehundredandsixty seventhousand onehundredandten sixmillion fourhundredandtwenty fivethousand twohundred ican rule4 每一个单位里面 000 000 百位和十位之间用and12345678901 234 567 890 终极挑战 表示班级 年级 学校人数等 class2 grade7 表示城市和国家的人口数量等 表示电话号码 车牌号 门牌号 价格 年份等 hundred thousand million的特别用法 前面有数词 则不用其复数 如twohundred fivethousand等 表示上百 上千 上百万时 用hundredsof thousandsof millionsof来表示 基数词的用法 ordinalnum 1st 2nd 3rd 4th 6th 8th 7th 10th 1 writeouttheordinalnumbers first second third fourth sixth eighth seventh tenth rules 1 序数词除first second和third外 其他大部分都是由相应的基数次加 th构成的 3 writetheordinalnumbers twenty thirty forty fifty sixty twentieth thirtieth fortieth fiftieth sixtieth rules 2 以y结尾的整数 把y变成ie 再加 th 3 five eight nine twelve的特殊变化 nineeightfive ninth eighth fifth 4 morenumbers 21223975 twenty first twenty second thirsty ninth seventy fifth rules 两位数或两未以上的数 只要把个位数变成序数词 checkout 12选4 414405155091990810021 6 序数词用于dates floors results toorderthingsandeventsetc 1 unclejimwillarriveonthe 17 ofjune 4 herbirthdayison 23 ofaugust 5 weliveon 第