31st thirty-first42nd forty-second100th one hundredth
forty 先把th去除,变成 forthie 显然,还原ie为y 答案 forty 四十
fortyth fiftyth sixtyth seventyth eighth ninetyth
forty的序数词为:fortieth 记得好评哦!!!
1. 二十: twenty2. 三十: thrity3. 四十: forty4. 五十:fifty5. 六十: sixty6. 七十: seventy7. 八十:eighty8. 九十: ninety 一、二十音标:英 ['twent] 美 ['twnti] 二、三十音标:英['θ:t] 美[θ:ti] 三、四十音标:英['f:t] 美[frti] 四、五
fortyth birthday第四十个生日就是四十岁生日
基数词 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10ten 11eleven 12twelve 13thirteen 14fourteen 15fifteen 16sixteen 17seventeen 18eighteen 19nineteen 20twenty 21twenty-one 22twenty-two 23twenty-three 30thirty 32thirty-two
你好!你可能没有观察出来所有整几十数词的共同特点变-y为-ie,再加-th.例如 twentytwentieth thirtythirtieth fortyfortieth
1 one 11 eleven 21 twenty-one 2 two 12 twelve 29 twenty-nine 3 three 13 thirteen 30 thirty 4 four14 fourteen 40 forty 5 five15
基数词 forty序数词 fortith