1.基变序 ， 有规律 ， 词尾加上-th.
2.一 ， 二 ， 三 ， 特殊记 ， 词尾字母t,d,d.
3.八去t ， 九除e,ve要用f替 ， ty将y变成i,th前面有个e.
4.若是碰到几十几 ， 前用基来后用序.
5.整十基数变序数 ， 先把ty变成tie.
6.要是遇上2位数 ， 十位基数 ， 个位序 ， th最后加上去.
3. 1到30的序数词英文怎么写 首先搞清楚基数词和序数词 ，
基数词 ， 表示数量 ， 1,2,3 ， 表示多少个
序数词 ， 表示顺序 ， 第1 ， 第2 ， 第3 ， 表示第几个
1-30的序数词 ， 前3个是特殊情况 ， 需要单独记忆 ， 从4开始往后 ， 基本上都是在基数词的词根后面加th ， 但是词根变化较多 ， 尤其结尾部分 ， 要注意 。
还有 ， 所有序数词之前 ， 都要加the 。
1-10,first, second, third,fourth,fifth,sixth,seventh,eighth,ninth,tenth
11-20,eleventh,twelfth,thirteenth,fourteenth,fifteenth,sixteenth,seventeenth,eighteenth,nineteenth,twentieth
21-30,twenty first, twenty second,twenty third,twenty-fourth,twenty-fifth,twenth-sixth, twenty-seventh,twenty-eighth,twenty-ninth,thirtieth
4. 求简单爆笑的英文笑话,带翻译 I Wasn't Asleep When a group of women got on the car, every seat was already occupied. The conductor noticed a man who seemed to be asleep, and fearing he might miss his stop, he nudged him and said: "Wake up, sir!" "I wasn't asleep," the man answered. "Not asleep? But you had your eyes closed." "I know. I just hate to look at ladies standing up beside me in a crowded car." 我没有睡着 当一群妇女上车之后 ， 车上的座位全都被占满了 。
售票员注意到一名男子好象是睡着了 ， 他担心这个人会坐过站 ， 就用肘轻轻地碰了碰他 ， 说：“先生 ， 醒醒！” “我没有睡着 。”那个男人回答 。
“没睡着？可是你眼睛都闭上了呀？” “我知道 ， 我只是不愿意看到在拥挤的车上有女士站在我身边而已 。”The poor husband"You can't imagine how difficult it is for me to deal with my wife," the man complained to his friend. "She asks me a question, then answers it herself, and after that she explained to me for half an hour why my answer is wrong.可怜的丈夫“你根本无法想象和我妻子打交道是多么的难 ， ”一个男人对他的朋友诉苦说 ， “她问我一个问题 ， 然后自己回答了 ， 过后又花半个小时跟我解释为什么我的答案是错的 。”
Where is the father? Two brothers were looking at some beautiful paintings. "Look," said the elder brother. "How nice these paintings are!" "Yes," said the younger, "but in all these paintings there is only the mother and the children. Where is the father?" The elder brother thought for a moment and then explained, "Obviously he was painting the pictures." 父亲在哪儿？ 兄弟俩在看一些漂亮的油画 。“看 ， ”哥哥说 ， “这些画多漂亮呀！” “是啊 ， ”弟弟说道 ， “可是在所有这些画中 ， 只有妈妈和孩子 。
那爸爸去哪儿了呢？” 哥哥想了会儿 ， 然后解释道：“很明显 ， 他当时正在画这些画呗 。”Does the dog know the proverb, too? The little boy did not like the look of the barking dog. "It's all right," said a gentleman, "don't be afraid. Don't you know the proverb: Barking dogs don't bite?" "Ah, yes," answered the little boy. "I know the proverb, but does the dog know the proverb, too？" 狗也知道这个谚语吗？ 一个小男孩非常不喜欢狗狂叫的样子 。