基础英语知识点大全
在我们平凡的学生生涯里,相信大家一定都接触过知识点吧!知识点就是一些常考的内容,或者考试经常出题的地方。那么,都有哪些知识点呢?下面是我收集整理的基础英语知识点,欢迎阅读与收藏。
第一部分、基础知识
1.字母:26个字母的大小写
大写:ABCDEFGHIJKLMNOPQRSTUVWXYZ
小写:abcdefghijklmnopqrstuvwxyz
2.语音:元音的发音 五个元音字母:AEIOU
12个单元音:长元音:/ɑ:/,/ :/,/ :/, /i:/,/u:/
短元音:/ / /e/ /i/ / / /∧/ /u/ / /
3.词汇:词汇量,近反义词
4.句子:大小写,标点符号
第二部分、语法知识
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:
(1) 单数后加 ‘s 如: Lucy‘s ruler my father‘s shirt
(2)以s 结尾的复数名词后加 ‘如: his friends‘ bags
(3)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
表示所有物不是共有的,应分别在并列名词后加‘s.
如: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:
(一) 不定冠词:a / an
元音读音开头的`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 hour an old man / an interesting book / an exciting sport / an action movie / an art lesson /
(二)定冠词:the
定冠词的用法:
1.特指某(些)人或某(些)物: The ruler is on the desk.
2.复述上文提到的人或物:He has a sweater. The sweater is new.
3.谈话双方都知道的人或物:The boys aren‘t at school.
4.在序数词前: John‘s birthday is February the second.
5.用于固定词组中: in the morning / afternoon / evening 不用冠词的情况:
(1)专有名词前:China is a big country.
(2)名词前有定语:this , that , my , your , some, any , no 等:
This is my baseball.
(3)复数名词表示一类人和事:Monkeys can‘t swim. They are teachers.
(4)在节日,日期,月份,季节前:Today is Christmas Day. It‘s Sunday.
(5)一日三餐前:We have breakfast at 6:30.
(6)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.
(7)学科名称前:My favorite subject is music.
(8)在称呼或头衔的名词前:This is Mr Li.
(9)固定词组中:at noon at night by bus
三、形容词,副词:比较级,最高级
(一)、形容词的比较级
1、形容词比较级在句子中的运用:两个事物或人的比较用比较级,比较级后面一般带有单词than。比较级前面可以用more, a little来修饰表示程度。than后的人称代词用主格(口语中可用宾格)。
2.形容词加er的规则:
⑴ 一般在词尾加er ;
⑵ 以字母e 结尾,加r ;
⑶ 以一个元音字母和一个辅音字母结尾,应双写末尾的辅音字母,再加er ;
⑷ 以―辅音字母+y‖结尾,先把y变i,再加er 。
3.不规则形容词比较级:
good-better, beautiful-more beautiful
(二)副词的比较级
1.形容词与副词的区别 (有be用形,有形用be;有动用副,有副用动) ⑴在句子中形容词一般处于名词之前或be动词之后 ⑵副词在句子中最常见的是处于实义动词之后
2.副词比较级的变化规则基本与形容词比较级相同 (不规则变化:well-better, far-farther)
四、 数词:基数词,序数词
(一)基数词
one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve,thirteen,fourteen,fifteen, sixteen,seventeen,eighteen,nineteen,twenty
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
—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
,000