英语序数词

8th eighth 18th eighteenth 28th twenty-eighth
9th ninth 19th nineteenth 29th twenty-ninth
10th tenth 20th twentieth 30th thirtieth
31st thirty-first
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这节课我们学习了 哪些知识？
表示个数的数词叫基数词 表示顺序的数词叫序数词
1２月８日
Her birthday is _D_e_c_e_m_be_r__e_ig_h.th
When __is__ Nick’s birthday? It is _M_a_y_ t_w_e_n_ty_-_ni_n_th_.
3月29日
基变序,有规律， 一、二、三，特殊记，结尾字母是 t， d ,d； th 4加起。（从第四开始加th） 八少t, 九去e; f 来把ve替。five，twelve 两兄弟。y 结尾改i.e.。 若是遇到几十几，只变个位就可以。
4th fourth 14th fourteenth 24th twenty-fourth
5th fifth 15th fifteenth 25th twenty-fifth
6th sixth 16th sixteenth 26th twenty-sixth
7th seventh 17th seventeenth 27th twenty-seventh
1. Teachers’ Day(教师节)__S_e_p_te_m__b_e_r_1_0_t_h_ 2. Christmas Day(圣诞节)_D__e_ce_m__b_e_r_2_5_t_h__ 3. New year’s Day(元旦)____J_a_n_u_a_r_y__1_st___ 4. Children’s Day(儿童节)___J_u_n_e_1_s_t______ 5. Women’s Day(妇女节)___M_a_r_c_h__8_th______ 6. Labour Day(劳动节)_____M__a_y_1__st______
Learn these numbers and find out the rules:
1st first 11th eleventh 21st twenty-first
2nd second 12th twelfth
22nd twenty-second
3rd third 13th thirteenth 23rd twenty-third
3. How many chairs are there in the room ?
There are three .
4. How many clocks are there on the desks ?
There isBiblioteka Baiduonly one .
5. How many erasers are there on the desks ?
There are two .
one，two，three，four，five， six，…….ninety-nine
One hundred
When is your birthday?
六月一日
My birthday isJ_u_n_e_ _fi_rs_t.
When _is__ her birthday?
基数 序数词 基数词 词
序数词
one first nine
ninth
two second twelve twelfth
three third twenty twentieth
five fifth thirty thirtieth
eight eighth thirty-one thirty-first
基数词 ＆ 序数词
How many kites are there ?
1. How many beds are there
in the picture?
There are two beds in it .
2. How many schoolbags
are there in it ?
There are two .
1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 22nd 23rd 24th 25th 26th 27th 28th 29th 30th 31st
用英语写出下列节日的日期