1one 11eleven第一first 第十一eleventh
2two 12twelve第二second 第十二twelfth
3three 13thirteen第三third 第十三thirteenth
4four 14fourteen 第四fourth 第十四fourteenth
5five 15fifteen第五fifth 第十五fifteenth
6six 16sixteen第六sixth 第十六sixteenth
7seven 17seventeen第七seventh 第十七seventeenth
8eight 18eighteen第八eighth 第十八eighteenth
9nine 19nineteen第九ninth 不是nineth哦第十九nineteenth
10ten 20twenty第十tenth 第二十twentieth
词组 1. zero 无用的(人)
2. from day one 从一开始
3. know a thing or two 非常了解,了如指掌
4. two heads are better than one 三个臭皮匠,赛过诸葛亮
5. Be of two minds 三心二意
6. at sixes and sevens乱七八糟
7. at eleventh hour最后一刻
8. twenty four seven任何时候,全天候
例句1. Patrick: He’s such a zero that nobody would like to go out with him他一无是处,没人愿意和他约会。
2. Patrick: They have been in love with each other from day one他们两从一开始就已坠入爱河。
3. Patrick: He knows a thing or two about the development of Chinese history对中国史的发展了如指掌。
4. Patrick: I want you to pay more attention to teamwork; after all, two heads are better than one我希望你们能更注重团队合作,毕竟三个臭皮匠,赛过诸葛亮。
5. Patrick: You can’t be of two minds while you’re driving开车时不能三心二意。
6. Patrick: They held a party last night and the room was at sixes and sevens when the guests left 他们昨晚举办了一场派对,当人们离开时,房间一片狼藉。
7. Patrick: Whatever the circumstances are, James Bond always manages to overpower his rival at the eleventh hour. 不管在什么情形下,詹姆斯邦德总能在最后一刻制服对手。
8. Patrick: That convenient store opens twenty four seven, you can buy things any time you want那家便利店24小时都开门,你随时可以去买东西。
序数词 表示一定顺序的词 序数词表顺序时,前面加“the”
一、二、三,单独记;八去t,九除e, ve要用f替,整十基数变序数,先把ty变成tie;要是遇到两位数,十位基数个位序,th最后加上去。
1-50
基数词
表示一定数目的词
第1类one two three four five six seven eight nine ten eleven twelve 12个,是特殊的,不规则要硬背
第2类13-19: thirteen fourteen fifteent sixteen seventeen eighteen nineteen 7个,发音都有两个重音;都有后缀-teen.除thirteen和fifteen外
第3类20-30-40-50-60-70-80-90: twenty thirty forty fifty sixty seventy eighty ninety 8个,整几十,均以后缀ty结尾。sixty、 seventy、eighty、ninety
几十几可看成是合成词。结构:用十位整数加上个位整数,用“一”连接。很简单,变化是规则的。 twenty-one forty-six ninety-five
百位数个数基数词形式加“hundred”,表示几百,在几十几与百位间加上and. 101 a hundred and one 320 three hundred and twenty 648 six hundred and forty-eight
千位数以上从数的右端向左数每3位数加个“,”。第一个“,” 前的数字后添加 thousand
第二个“,” 前面的数字后添加 million
第三个“,” 前的数字后添加 billion
然后一节一节分别表示,两个逗号之间最大的数为百位数形式。
2,648 two thousand six hundred and forty-eight
5,237,166,234 five billion,two hundred and thirty-seven million,one hundred and sixty-six thousand,two hundred ,and thirty-four
表示确切数字时,不能用百、千、百万、十亿的复数形式;但是,当基数词表示不确切数字,如成百、成千上万,三三两两时,基数词则以复数形式出现。
There are hundreds of people in the hall.厅里有数以百计的人。
Thousands and thousands of people come to visit the Museum of Qin Terra-Cotta Warriors and Horses every day每天有成千上万的人来参观秦兵马涌博物馆
They went to the theatre in twos and threes他们三三两两地来到了剧院。
人不确切岁数或年代,用几十的复数形式 He became a professor in his thirties.他三十多岁时成为了教授。
She died of lung cancer in forties.她四十来岁时死于肺癌。
It was in the 1960s.那是在二十世纪六十年代。
句法功能:句中可作主语、宾语、定语、表语、同位语。
The two happily opened the box.两个人高兴地打开了盒子。 (作主语)
I need three altogether.我总共需要三个。 (作宾语)
Four students are playing volleyball outside.四个学生在外面打排球 (作定语)
We are sixteen.我们是16个人。 (作表语)
They three tried to finish the task before sunset.他们三个人尽力想在日落前完成任务。
序数词
表示一定顺序的词,序数词表顺序时,前面加“the”。序数词还可以表达年份;表达具体日期5,the first(五一);表达排名the first one(第一)
一、二、三(first、second、third),单独记;从4开始上t,八去t,九除e, 5ve要用f替,整十基数变序数,先把ty变成tie;要是遇到两位数,十位基数个位序,th最后加上去。
几十尾巴ty变tie,后面跟上th(twentieth);几十几,头不变,尾巴变,中间记得加个杠(twenty-fourth);遇到特殊要除外(twenty-first)
1-10first second third fourth fifth sixth seventh eighth ninth tenth
11-20eleventh twelfth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth twentieth
21-30twenty-first twenty-second twenty-third twenty-fourth twenty-fifth twenty-sixth twenty-seventh twenty-eighth twenty-ninth thirtieth
31-40thirty-first thirty-second thirty-third thirty-fourth thirty-fifth thirty-sixth thirty-seventh thirty-eighth thirty-ninth fortieth
41-50forty-first forty-second forty-third forty-fourth forty-fifth forty-sixth forty-seventh forty-eighth forty-ninth fiftieth
第1类:first (1st)第一 second(2nd)第二 third(3rd)第三 这类3个.(括号里是缩写,均在阿拉伯数字后面加上相应序数词的最后2个字母构成),序数词里最特殊的,要硬记。
第2类: fourth(4th)第四 fifth (5th)第五 sixth (6th)第六 seventh(7th)第七 eighth (8th)第八 ninth (9th)第九 tenth (10th)第十 eleventh (11th)第十一 twelfth(12th)第十二
thirteenth(13th)第十三 fourteenth(14th)第十四 sixteenth(16th)第十六 seventeenth(17th)第十七 eighteenth(18th)第十八 nineteenth(19th)第十九
这类16个.均在相应的基数词后面加上后缀-th构成。要注意其中fifth、eighth、ninth、twelth四个词的拼法。
第3类:twentieth(20th)第20 hirtieth(30th)第30 fortieth(40th)第40 fiftieth(50th)第50 sixtieth(60th)第60 seventieth(70th)第70 eightieth(80th)第80 ninetieth(90th)第90
十位整数的序数词,共8个。构成:先将相应的十位整数的基数词词尾-ty中的y改成i,然后在加上后缀-eth。
第4类: thirty-first(31th)第三十一 sixty-second(62nd)第六十二 eighty-seventh(87th)第八十七 ninety-eighth(98th)第九十八
表“第几十几”跟表“几十几”的基数词一样简单。构成:均由基数词“几十几”变化而来,十位数不变,仅把个位上的基数词变成序数词,中间记加“——”个杠
1-19 :one—first two—second three—third five—fifth eight—eighth nine—ninth twelve—twelfth为特殊,其它序数词均由其基数词后加“th”构成。six— sixth、nineteen— nineteenth.
20-29:整数第几十的形式由其对应的基数词改变结尾字母y一i,再加“eth”构成。twenty一twentieth thirty一thirtieth
第几十几用几十的基数词加连字符“-”和个位序数词一起表示thirty-first 第三十一 fifty-sixth 第五十六 seventy-third 第七十三ninety-ninth 第九十九
100以上:由基数词变结尾部分为序数词表示 one hundred and twenty-first第一百二十一 one thousand,three hundred and twentieth第一千三百二十
序数词句法:序数词在句中可作主语、宾语、定语和表语。 The second is what I really need.第二个是我真正需要的。(作主语)
He choose the second.他挑选了第二个。(作宾语)
We are to carry out the first plan.我们将执行第一个计划。(作定语)
She is the second in our class.在我们班她是第二名。(作表语)
注:序数词在使用时,通常前面要加定冠词 the;但是如果序数词前出现不定冠词a或an时,则表示“再——”,“又——”。
We'll go over it a second time.我们得再念第二遍。
We've tried it three times.Must we try it a fourth time? 我们已经试过三遍了,还必须试一次(第四次)吗?
另外,基数词也可以表示顺序。只需将基数词放在它所修饰的名词之后即可,不需要添加定冠词。
the first lesson一Lesson One the fifth page一Page 5(five) the twenty-first room一Room 21(twenty-one)