内容正文:
数词(初高考点差异及衔接)
初中要求
学习了基数词和序数词的基本用法,学习了hundred,thousand等表示约数的用法,以及与单位名词一起作定语或者作表语时的用法。
高中要求
高中阶段要求考生在掌握初中所学的基数词、序数词、分数、小数等表示时间、日期、钟点、数目等的用法的基础上,重点掌握年代表示法、年龄表示法以及不定数量词表示“多”的用法。高中阶段,数词表示比较的用法也比较常见
【初中数词考点聚焦】
一.基数词考点:
拼写:1-12; 13-19(-teen); 整十(-ty);
1.确数及概数表达:确数:数字+ hundred/ thousand/ million/ billion
概数:hundreds of 成百上千/ thousands of成千上万
millions of 数以百万计 / billions of 数以十亿
(记忆口诀:有数字无S, 有S 有of)
2.in one’s + 整十复数:某人多少岁左右 Eg: in his twenties 在他20岁左右
3.复合形容词:数词+ 连字符+ 名词单数 +形容词
Eg:He is an eight-year-old boy. 八岁的男孩 / I am eight yeas old.
4.时刻表达: 顺读法/ 逆读法 (past 过 / to 差) 5:20/6:55
5.年代表达: in the 1980s 20 世纪80年代 (数字+1 中文-1)
6.基数词表顺序:名词+基数词 (大写) = the + 序数词 + 名词
Eg: Class Two = the second class 二班
1.For a few weeks, there are (million) of little flowers and even butterflies!
【答案】millions 本题考查数词。millions of意为“数百万的……”。
2.Raquel was born in Mexico, but has been here since she was (十)years old.
【答案】ten 句意:Raquel出生于墨西哥,但自从她十岁以后,她就一直在这儿。考查数词。ten years old十岁。
3.There are 29 days in February every four years, but it usually has t days.
【答案】twenty-eight 根据前一分句中 29 days in February every four years和生活常识可知答案为twenty-eight。
序数词考点:
拼写:( -th ) 特殊 (必记):first; second; third; fifth; eighth; ninth; twelfth;
1. 第几十表达 ( -ieth ):twenty- twentieth; thirty- thirtieth; fifty- fiftieth
2. the + 序数词;如果有形容词性物主代词/名词所有格,省略the。
3. a/an + 序数词: “又一,再一”: a second time
4. 分数表达:巧记口诀:子基母序,分子大于1分母加S 2/5: two fifths
特殊表达:1/2: a half; 1/4: a quarter/ one fourth; 3/4: three quarters
5. 小数: 点:point Eg: 5.2 five point two
6. 百分数:%:percent Eg: 50%: fifty percent
7. 加减乘除: plus (加);minus (减);multiplied (乘) ; divided (除)
Eg:Six multiplied by four is/ equals twenty-four.
Twenty seven divided by nine is/ equals three.
注意: one→first (第一) / once (一次); two → second (第二) / twice (两次)
1.The most popular outdoor activity for Americans was gardening while in Japan it only came (第九).
【答案】ninth 本题考查序数词。注意“第九”的拼写形式。
2.I'm not sure how I feel about that, with my (第十八) bir