四年级下册英语课件-Unit 1 Days and Months Lesson 1 First，Second，Third 2｜冀教版（一起）(共23张PPT)

Lesson 1 First , Second , Third Unit 1 Days and Months 什么是数词？ 表示数目多少或顺序多少的词叫数词，数词分为基数词和序数词。表示数目多少的数词叫基数词；表示顺序的数词叫序数词。 基数词 one two three four 基数词 five six 基数词 seven eight seven six three zero nine two one eight four five numbers seven six three zero nine two one eight four five Numbers are widely used. Hello ， 86861873 --- Let’s do a practice! face to face number to number one ---first two---second three---third four---fourth five---fifth six---sixth seven---seventh eight---eighth nine---ninth ten----tenth 序数词 tenth ninth eighth seventh sixth fifth fourth third second first ordinal numbers tenth ninth eighth seventh sixth fifth fourth third second first 一、二、三，特殊记， 加th从4起， 八少“t”，九去“e”， “ve”要用“f”替，(five, twelve) ordinal numbers(序数词 ) Li Ming is the first. The girl is the second. The boy in red is the third. 说一说 下面我们请同学们给十二生肖排排序，并说一说自己的属相是哪一个。 second first third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth 练习 写出下列单词的序数词