初中英语是单词和语法的综合，想要学好英语就要勤背单词，梳理清楚每个语法知识。下面是小编为大家整理的关于初中英语基础知识大全，希望对您有所帮助。欢迎大家阅读参考学习!
初中英语基础知识
1 (see 、hear 、notice 、find 、feel 、listen to 、 look at (感官动词)+ do
eg :I like watching monkeys jump
2 (比较级 and 比较级) 表示越来越怎么样
3 a piece of cake =easy 小菜一碟(容易)
4 agree with sb 赞成某人
5 all kinds of 各种各样 a kind of 一样
6 all over the world = the whole world 整个 世界
7 along with 同„„一道，伴随„„
eg : I will go along with you 我将和你一起去
the students planted trees along with their teachers 学生同老师们一起种树
8 As soon as 一怎么样就怎么样
9 as you can see 你是知道的
10 ask for „„求助 向„要„(直接接想要的东西) eg : ask you for my book 11 ask sb for sth 向某人什么
12 ask sb to do sth 询问某人某事 ask sb not to do 叫某人不要做某事
13 at the age of 在„„岁时 eg：I am sixteen I am at the age of sixteen
14 at the beginning of „„ „„的起初;„„的开始
15 at the end of +地点/+时间 最后;尽头;末尾 eg : At the end of the day
16 at this time of year 在每年的这个时候
17 be /feel confident of sth /that clause +从句 感觉/对什么有信心，自信
eg : I am / feel confident of my spoken English I feel that I can pass the test
18 be + doing 表：1 现在进行时 2 将来时
19 be able to (+ v 原) = can (+ v 原) 能够„„ eg : She is able to sing She can sing
20 be able to do sth 能够干什么 eg :she is able to sing
初中英语知识要点
形容词与副词
(1) 原级，比较级，最高级词形变化：
① [单元音+单辅音]的单音节词
fat—fatter—fattest
thin—thinner—thinnest
hot—hotter—hottest
big—bigger—biggest
② 以y结尾的双音节词
easy—easier—easiest
heavy—heavier—heaviest
pretty—prettier—prettiest
③ 劣级比较
less+形容词/副词原级+than
例： She is less beautiful than Mary.
④ 两者之间用比较级，在比较级前加定冠词，三者以上用最高级
例： He is the taller of the two.
She is the best player of the three.
⑤ 越……越……的表达法
例： The days are getting hotter and hotter.
The more you study, the more you learn.
⑥ 修饰比较级的词有：much, by far, even, a little, a great deal… 例： She is much better now.
初中英语必备知识
一、thanks / thank youfor...因......而感谢
for是介词，后接n / pron / v-ing. (名词/代词、动名词)
Thanksfor the photo of your family.谢谢你的全家福照片。
Thanks for helping me. 谢谢你帮助我。
Thank you for your help. 谢谢你的帮助。
二、ask for„. 请求/要„„
如：I’ll ask fortwo pencils. 我将要两支铅笔。
ask sb for sth向某人请求/要某物
ask the teacher for help 向老师求助
三、a set of...一套/副/串......
a set of keys 一串钥匙
a set of...作句子的主语时，应看作一个整体，谓语动词用单数。
如：A set of keys is on the desk. 有串钥匙在桌子上。
四、 bring“带来，拿来”表示从远处带到近处，从别的地方带到说话者的地方。
take “带走，拿走”表示从近处带到远处，从说话者的地方带到别的地方。
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