小学英语基础知识汇总,内含音标、语法和句法知识!
小学阶段是孩子们英语打基础的重要阶段!从字母到单词,到句型再到语法,所有的知识都需要孩子们花大量的精力去学习和巩固!
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为了帮助各位同学更好的学好英语,小编特地为孩子们整理了小学英语非常重要的基础知识点,建议收藏!
1
基础知识
1.字母:26个字母的大小写
ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
2.语音:元音的发音
五个元音字母:AEIOU
12个单元音:
前元音:[i:] [ɪ] /e/ [æ]
中元音:[ɜ:] [ə]
后元音:[ɑ:] [ɒ] [ɔ:] [u :] [ʊ] [ʌ]
双元音(8个)
合口双元音(5个)[ai] [ei] [au] [əu] [ɔi]
集中双元音(3个) [iə][εə][uə]
3.词汇:词汇量,近反义词
4.句子:大小写,标点符号
2
语法知识
一.名词:名词单复数,名词的格
(一)名词单复数
一般情况,直接加-s,如:book-books, bag-bags, cat-cats, bed-beds
以s. x. sh. ch结尾,加-es,如:bus-buses, box-boxes, brush-brushes, watch-watches
以“辅音字母 y”结尾,变y为i, 再加-es,如:family-families, strawberry-strawberries
以“f或fe”结尾,变f或fe为v, 再加-es,如:knife-knives
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
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
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
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
二.冠词:不定冠词,定冠词种类:
(1)不定冠词:a / an a unit / an uncle
元音开头的可数名词前用an :
an egg / an apple / an orange / an eraser / an answer / an ID card / an alarm clock / an actor / an actress / an e-mail / an address / an event / an example / an opera / an houran old man / an interesting book / an exciting sport / an action movie / an art lesson /
(2)定冠词:the the egg the plane
2. 用法:
定冠词的用法:
特指某(些)人或某(些)物:The ruler is on the desk.
复述上文提到的人或物:He has a sweater. The sweater is new.
谈话双方都知道的人或物:The boys aren’t at school.
在序数词前:John’s birthday is February the second.
用于固定词组中:in the morning / afternoon / evening
不用冠词的情况:
专有名词前:China is a big country.
名词前有定语:this , that , my , your , some, any , no 等:
This is my baseball.
复数名词表示一类人和事:Monkeys can’t swim. They are teachers.
在节日,日期,月份,季节前:Today is Christmas Day. It’s Sunday.
一日三餐前:We have breakfast at 6:30.
球类 棋类运动前:They often play football after class. He plays chess at home.
* 但乐器前要用定冠词:I play the guitar very well.
学科名称前:My favorite subject is music.
在称呼或头衔的名词前:This is Mr Li.
固定词组中:at noon at night by bus
3
句法
1.陈述句
(1)肯定句:是指用肯定的语气来陈述的句子,如:
I’m a student. She is a doctor. He works in a hospital.
There are four fans in our classroom. He will eat lunch at 12:00. I watched TV yesterday evening.
(2)、否定句:含有否定词或表示否定意义词的句子,如:
I’m not a student. She is not (isn’t) a doctor.
He does not (doesn’t) work in a hospital. There are not (aren’t) four fans in our classroom.
He will not (won’t) eat lunch at 12:00. I did not (didn’t) watch TV yesterday evening.
2. 疑问句
一般疑问句:是指询问事实的句子,此类句子必须用“yes”,或“no”来回答。
特殊疑问句:以特殊疑问词(what , where , who , which , when , whose , why , how等)开头引导的句子。此类句子应该问什么就答什么,不能用“yes 、no”来回答。
3.There be句型
There be 句型与have, has的区别
1、There be 句型表示:在某地有某物(或人)
2、在there be 句型中,主语是单数,be 动词用is ; 主语是复数,be 动词用are ; 如有几件物品,be 动词根据最*近be 动词的那个名词决定。
3、there be 句型的否定句在be 动词后加not , 一般疑问句把be 动词调到句首。
4、there be句型与have(has) 的区别:there be 表示在某地有某物(或人);have(has) 表示某人拥有某物。
5、some 和any 在there be 句型中的运用:some 用于肯定句, any 用于否定句或疑问句。
6、and 和or 在there be句型中的运用:and 用于肯定句, or 用于否定句或疑问句。
7、针对数量提问的特殊疑问句的基本结构是:
How many 名词复数 are there 介词短语?
How much 不可数名词 is there 介词短语?
8、针对主语提问的特殊疑问句的基本结构是:
What’s 介词短语?