新冀教版三年级起点四年级英语下册Unit2DaysandMonthsLesson8FirstSecondThird课件21

1、lesson 8first, second, third this is a race.（比赛）（比赛）the girl is the second.li ming is the first.the boy is the third.secondthird基数词基数词序数词序数词firstonetwothreefourfivesixseveneightninetenthfthththhththonetwothreefourfivesixseveneightnineten除了除了第一第第一第二第三二第三外外, ,其其余的序数余的序数词都是从词都是从基基数词数词加加 thth 变化来的变化来的si

2、xteennineteenseventeeneighteenthirteenfourteenfifteeneleventhtwelththvefthththththth整十数的序数词是把整十数基数词的整十数的序数词是把整十数基数词的词尾词尾y改为改为ie再加再加th twent2. thirty3. forty4. fiftythirtiethfortiethfiftietheighty ninetysixtyseventyhundredy ieth 1,2,3特殊记特殊记 “th”从从4以上记以上记 8去去“t”,9去去“e” (eight-eighth, nine-ninth) “ve”要

3、用要用“f”替替 (five-fifth,twelve-twelfth) 整十去整十去“y”变变“ie”加加th (twenty-twentieth) 要问几十几或几百几要问几十几或几百几 只变个位记心里！只变个位记心里！ ( twenty-two -twenty-second)序数词记忆规律：序数词记忆规律：练习写出下列单词的序数词two_ five_nine_three_twelve_secondninthfifththirdtwelfthsunday monday tuesday wednesday thurs day friday saturday firstsecondthirdfo

4、urthfifthsixthseventhsunday is the first day of the week.what is the date?it is march the .firstsecondthirdfifthmatch and saylets say the months of the year.january is the first month.januaryfebruarymarchaprilmayjunefirstfourthsixthsecondthirdfifthjanuary is the first month of the year. julyaugustse

5、ptemberoctobernovemberdecembereighthninthtenthseventhtwelftheleventhjuly is the seventh month of the year. 一、一、读出下列词的序数词读出下列词的序数词1. one 2.two 3. three4. nine 5.twelve 6.eight 二、读二、读出下列单词的基数词出下列单词的基数词 1.third 2.fourth 3.tenth 4.nineteenth 5.first 6.fifth基数词和序数词的练习题基数词和序数词的练习题this is a race. 1.the tig

6、er is the _. 2. the elephant is the _. 3. the bird is the _. firstthirdfourth选择题 ( ) 1.sunday is the day of a week. a. one b. first c. second（ ）2.july is month of the year. a. one b. seventh c. the seventh ( ) 3. is the third day of the week. a. wednesday b. tuesday c. thursdaybcb( ) 2. _ is the fifth month. a. may b. march c. april( ) 3. the girl _ blue dress is my friend. a. in b. at c. on( ) 4. lets say the months _ the year. a. to b. on c. ofaac连词成句连词成句the li ming first is (.) month the january is first year the of (.) l