代老师小学英语语法数词

eighth
ninth
three---third
four---fourth
fivee-ig--hfitftt•hhonetwelve sixn-i-nft-isweritsexthltf(h1tsht)
seven---s•evtewnoth
eighst-e-c-oenigd h(2thnd)
nine---nin• ththree eleven---eleventh
fifty-fourth
sixty-fifth
seventy-sixth eighty-seventh
ninety-eighth
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缩写：1st 2nd 3rd 4th
first 1st second 2nd third 3rd fourth 4th fifth 5th sixth 6th seventh 7th eighth 8th ninth 9th tenth 10th
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Practice:
•December is the _t_w_e_l_f_t_h_ month of the year. •Monday is the _s_e__c_o_n_dday of the week. •English is spoken by most people as their _f_i_r_st___
十几:teen 几十:ty
几十几：
eleven
twenty twenty -one
twelve
thirty twenty - two
thirteen fourteen fifteen sixteen seventeen eighteen
forty fifty sixty
twenty - three twenty - four twenty - five twenty - six
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Let’s review
ten sixty
thirty
forty
seventy
One hundred
eighty
fifty
ninety
twenty
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7
6 5
4 3 2 1
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7
6 5
4 3 2 1
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序数词
eight
five ninefifth
•one ---first
two---second
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数词
LOGO
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1.什么是数词？
表示数量或顺序的词叫做数词
2.数词的分类 • 数词分为基数词和序数词。 • 表示数量的数词叫基数词；
• 表示顺序的数词叫序数词。
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基数词
eight
one two
five
nine
three
ten
four
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seven
one two three four five six seven eight nine ten
twenty-first (21st) twenty-second (22nd) twenty-third (23rd) twenty-fourth (24th) twenty-fifth (25th) twenty-sixth (26th) twenty-seventh (27th) twenty-eighth (28th) twenty-ninth (29th) thirtieth (30th) thirty-first (31st)
序数词记忆口诀： 序数词，很容易，前面用the表顺序， 基变序，有规律，词尾加上th, 一、二、三，特殊记，词尾字母t,d,d。 八加h, 九减e，f来把ve替，ty须变tie。 若是遇到几十几，变精化品 个位就可以。
基数词: one ,two , three, …hundred.
序数词：first, second, third, fourth, fifth,…ninth,…twelfth, thirteenth,… nineteenth, twentieth, twenty-first， …thirtieth…hundredth.
ten----tenth twelvthei-r-d--(t3wrde)lfth
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挑战2 •请默写1--12的序数词
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twenty thirty forty
fifty sixty
seventy
eighty
ninety
几十， y变ie, 再加th
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twentieth thirtieth fortieth fiftieth sixtieth
seventy twenty - seven
eighty
twenty - eight twenty - nine
nineteen hnui精nn品derteyd
挑战1 •请默写1--12的基数词
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Look and Practice
625 six hundred and twenty-five
8,961 eight thousand, nine hundred
language in the USA, Great Britain, Australian,
and Canada. •The Games of the t_w__e_n_t_y_-_n_i_n_t_h_ Olympic in 2008
eleventh 11th twelfth 12th thirteenth 13th fourteenth 14th fifteenth 15th sixteenth 16th seventeenth 17th eighteenth 18th nineteenth 19th twentieth 精2品0th
seventieth
eightieth
ninetieth
若是遇到几十几， 只变个位就可以
twenty-one thirty-two forty-three fifty-four sixty-five seventy-six eighty-seven ninety-eight
twenty-first thirty-second forty-third
and sixty-one 95,680
ninety-five thousand, sFra Baidu bibliotekx hundred and eighty
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基数词记忆口诀： • 基数词，表数量，一至十二单独记， • 十三、十四至十九，teen尾莫忘记， • 二十、三十至九十，单词末尾有ty • 若是遇到几十几，连词符连就可以。 • 百位、十位加and，没有十位就连个。