小学英语必考的知识点
我们不得不清楚，英语的使用范围非常广泛。世界上70%以上的邮件是用英文写或用英文写地址的。下面是小编为大家整理的小学英语必考的知识点，希望对您有所帮助!
小学英语必考的知识点（篇1）
数词：基数词、序数词
(1)1-20
one，two，three，four，five，six，seven，eight，nine，ten，eleven，twelve，thirteen，fourteen，fifteen， sixteen，seventeen，eighteen，nineteen，twenty
(2)21-99 先说“几十”，再说“几”，中间加连字符。
23→twenty-three，34→thirty-four，45→forty—five，56→fifty-six，67→sixty-seven，78→seventy-eight，89→eighty-nine，91→ninety-one
(3)101—999先说“几百”，再加and，再加末两位数或末位数;
586→five hundred and eighty-six，803→eight hundred and three
(4)l，000以上，先从右往左数，每三位数加一个“，”，第一个“，”前为thousand.第二个“，”前为million，第三个“，”前为billion
1，001→one thousand and one
18，423→eighteen thousand，four hundred and twenty-three
6，260，309→six million two hundred and sixty thousand three hundred and nine
750，000，000，000→seven hundred and fifty billion
序数词
(1)一般在基数词后加th
eg.four→fourth，thirteen→thirteenth
(2)不规则变化
one→first，two→second，three→third，five→fifth，eight→eighth，nine→ninth，twelve—twelfth
(3)以y结尾的十位整数，变y为ie再加th
twenty→twentieth， forty→fortieth， ninety→ninetieth
(4)从二十一后的“几十几”直至“几百几十几”或“几千几百几十几”只将个位的基数词变为序数词。
twenty-first，two hundred and forty-fifth
基数词转为序数词的口诀：
基变序，有规律，词尾加上-th.
一，二，三，特殊记，词尾字母t,d,d.
八去t,九去e, ve要用f替。
ty将y变成i，th前面有个e.
若是碰到几十几，前用基来后用序。
小学英语必考的知识点（篇2）
一.名词：名词单复数，名词的.格
(一)名词单复数
1.一般情况，直接加-s，如：book-books, bag-bags, cat-cats, bed-beds
2.以s. x. sh. ch结尾，加-es，如：bus-buses, box-boxes, brush-brushes, watch-watches
3.以“辅音字母+y”结尾，变y为i, 再加-es，如：family-families, strawberry-strawberries
4.以“f或fe”结尾，变f或fe为v, 再加-es，如：knife-knives
5.不规则名词复数：
man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-mice
child-children, foot-feet, tooth-teeth, fish-fish, people-people, Chinese-Chinese, Japanese-Japanese
不可数名词的复数就是原型： paper, juice, water, milk, rice, tea
(二)名词的格
(1) 有生命的东西的名词所有格：
a) 单数后加 ’s 如: Lucy’s ruler my father’s shirt
b) 以s 结尾的复数名词后加 ’如: his friends’ bags
c) 不以s 结尾的复数后加 ’s children’s shoes
l并列名词中，如果把 ’s加在最后一个名词后，表示共有, 如:
Tom and Mike’s car 汤姆和迈克共有的小汽车
l要表示所有物不是共有的，应分别在并列名词后加’s
Tom’s and Mike’s cars 汤姆和麦克各自的小汽车
(2)表示无生命东西的名词通常用“ of +名词”来表示所有关系：如:
a picture of the classroom a map of China
小学英语必考的知识点（篇3）
一、定冠词不与表示一类人或事物的复数名词连用例如：
1. I like reading the books.(×)I like reading books.(√)
2. She likes the cats.(×)She likes cats.(√)
二、定冠词不能用在某些习惯用语中的名词前面例如：
1. I have lunch at the noon.(×)I have lunch at noon.(√)
2. We go to school by the bus.(×)We go to school by bus.(√)
三、定冠词不能用在某些专用名词和不可数名词前面例如：
1. I like the China.(×)I like China.(√)
2. Would you like a cup of the water? (×)
Would you like a cup of water?(√)
四、定冠词不能用在节日、日期、月份、季节前面例如：
1. Today is the Teachers' Day. (×)
Today is Teachers' Day.(√)
2. He was born in the May in 1987. (×)
He was born in May in 1987. (√)
五、定冠词不能用在表示称呼语或某些头衔的名词前面(尤其作表语、宾补时)例如：
1. Good morning, the sir!(×)
Good morning, sir! (√)
2. I need some help, the Mummy.(×)
I need some help, Mummy.(√)
六、定冠词不能与名词前已有作定语用的this, that, my, your, some, any等代词连用例如：
1. This the pen is mine. (×)
This pen is mine.(√)
2. I have the some money. (×)
I have some money. (√)
七、定冠词不能用在表示科目名词的前面例如：
1. We will learn the Chinese, the history and the Maths this afternoon. (×)
We will learn Chinese, history and Maths this afternoon.(√)
2. The English is the most interesting of all the subjects.(×)
English is the most interesting of all the subjects.(√)
八、定冠词不能用在三餐和球类运动名词的前面例如：
1. She goes to school after the breakfast every morning.(×)
She goes to school after breakfast every morning.(√)
2. We often play the football after school. (×)
We often play football after school. (√)