下面是小编为大家整理的2023年度常考初一上册英语知识点,供大家参考。
初一的学生学习英语,务必要做到勤奋,不管是单词、句型还是语法知识,都需要我们反复地去理解和记忆。下面小编为大家带来常考初一上册英语知识点，希望大家喜欢!
初一上册英语知识点
1、动词的种类(四类)
系动词如be(is am are);情态动词如can 、may、need;助动词( do does);行为动词如take、bring、eat、have(has)、like、sell、buy、sale、play、see、find、go、watch、thank、think等
2、动词的第三人称单数(与名词的复数一样)
如eat(eats) take (takes) buy (buys) play (plays) have(has) are (is)
3、动词的时态(一般现在时)
( 1)含有系动词的
I’m a Chinese boy .
She is twelve .
He is Tim’s brother .
Her mother is an English teacher .
含有系动词的句子在变一般疑问句时只将“主语和系动词交换位置”，上面句子变成一般疑问句时分别为
Are you a Chinese boy ?(注意第一人称通常变为第二人称)
Is she twelve ?
Is he Tim’s brother ?
Is her mother an English teacher ?
含有系动词的句子在变否定句时只须“在系动词的后边加上not”，前面的几个了陈述句变否定句分别为
I’m not a Chinese boy.
She isn’t twelve .
He is not Tim’s btother .
Her mother isn’t an English teacher .
(2)含有情态动词的句子( can ),
She can play basketball.
His mother’s cousin can sing many English songs.
含有情态动词的句子在变一般疑问句时只须将“主语和情态动词交换位置”，上面两句变一般疑问句分别为
Can she play basketball ?
Can his mother’s cousin sing many English songs ?
含有情态动词的句子在变否定句时直接在情态动词的后边加上not ,上面两个陈述句变否定句分别为
She can not play basketball .
His mother’s cousin can not sing many English songs .
(3)含有行为动词的句子
We have many friends.
They watch TV at 7 in the evening .
The students take their books to school .
I have lunch at school .
You have a sister .
1含有行为动词的句子在变一般疑问句时要在原句子的前面加do.上面的句子变成一般疑问句分别为
Do you have many friends ?
Do they watch TV at 7 in the evening ?
Do the students take their books to school ?
Do you have lunch at school ?
Do you have a sister ?
2含有行为动词的句子在变否定句时只须在行为动词前加don’t .上述五个陈述句变否定句分别为
We don’t have many friends.
They don’t watch TV at 7 in the evening .
The students don’t take their books to school .
I don’t have lunch at school .
You don’t have a sister .
3含有行为动词的句子，当主语是第三人称单数时，行为动词要加s (或es)如：
She has a red pen .
He has eggs for breakfast .
Her mother buys a skirt for her .
She likes thrillers .
My brother watches TV every evening .
He wants to go to a movie .
含有行为动词的句子，当主语是第三人称单数时，变一般疑问句要“在原句子的前面加上does,同时行为动词要还原”。上面的句子变成一般疑问句分别为：
Does she have a red pen ?
Does he have eggs for breakfast ?
Does her mother buy a skirt for her ?
Does she like thrillers ?
Does your brother watch TV every evening ?
Does he want to go to a movie ?
含有行为动词的句子，当主语是第三人称单数时，变否定句时“在行为动词前面加does’nt ,同时原行为动词要还原”。上面的句子变否定句分别为：
She doesn’t have a red pen .
He doesn’t have eggs for breakfast .
Her mother doesn’t buy a skirt for her .
She doesn’t like thrillers .
My brother doesn’t watch TV every evening .
He doesn’t want to go to a movie .
初一上册重要英语知识点
本册的介词较少，主要用在介词短语里面，如
on：on sale (销售) on weekends (在周末) on April 8th, (在四月八日) on the desk (在桌子上)on TV (在电视上)
in：in English (用英语) in the afternoon (在下午) in the case (在盒子里)
T-shirt in red (红色T恤) be in the movie(出演这部电影) in September (在九月)
be in our school music festival (参加我们学校的音乐节)
at：call sb.at 3356 (拨打3356找某人) at your school (在你们学校里) at Huaxing ClothesStore (在华兴服装店) at a very good price (以非常优惠的价格) at six (六点钟)
have a look at (看一看)
of：a set of (一串…) the photo of your family (你的全家照) lots of =a lot of(许多)
date of birth(birthday)(生日)
with：with sb. (同某人一起) be good with (和…相处得好) help sb. with sth.(帮助某人做某事)
for：thanks for =thank you for (谢谢某人的….) bag for sports (运动包) pants for $30(卖30元的裤子) see for yourself (亲自看看) for girls (对女孩子来说) like sth. for lunch(喜欢吃……当作午餐)
about：about Chinese history (有关中国历史)
under：under the desk (在桌子下面)
上册英语语法知识
词类：英语词类分十种：
名词、形容词、代词、数词、冠词、动词、副词、介词、连词、感叹词。
1、名词(n.)：
表示人、事物、地点或抽象概念的名称。
如：ball, class, orange.
2、代词(pron.)：
主要用来代替名词。
如：who, she, you, it .
3、形容词(adj..)：表示人或事物的性质或特征。
如：good, right, white, orange .
4、数词(num.)：表示数目或事物的顺序。
如：one, two, three, first, second, third, fourth.
5、动词(v.)：表示动作或状态。
如：am, is,are,have,see .
6、副词(adv.)：修饰动词、形容词或其他副词,说明时间、地点、程度等。
如：now, very, here, often, quietly,slowly.
7、冠词(art..)：用在名词前,帮助说明名词。
如：a, an, the.
8、介词(prep.)：表示它后面的名词或代词与其他句子成分的关系。
如in, on, from, above, behind.
9、连词(conj.)：
用来连接词、短语或句子。
如and, but, before .
10、感叹词(interj..)表示喜、怒、哀、乐等感情。
如：oh, well, hi, hello.
初一上册英语必考知识点
句式
1.陈述句
肯定陈述句
a) This is a book. (be动词)
b) He looks very young. (连系动词) 他看起来很年轻
c) I want a sweat [swet出汗] like this(像这样)(实义动词) 我想像这样出汗 d) I can bring somethings to school. (情态动词) 我可以带一些东西到学校 e) There's a computer on my desk. (Therebe结构) 有一个电脑在我的桌子上 否定陈述句
a) These aren't their books. 这些不是他们的书
b) They don't look nice. 他们看起来不太好
c) Kate doesn't go to No. 4 Middle School. 凯特不去第4中学 d) Kate can't find herdoll. 凯特找不到她的洋娃娃
e) There isn't a cat here. (=There's no cat here.) 这里没有一只猫
2. 祈使句
肯定祈使句
a) Please go and ask the man. 请去问那个人
b) Let's learn English! 让我们学习英语!
c) Come in, please. 请进。
否定祈使句
a) Don't be late. 不要迟到。
b) Don't hurry. 不要着急。
3. 疑问句
1) 一般疑问句 肯定回答 否定回答 a) Is Jim a student? Yes, he is. No,he isn't b) Can Ihelp you? Yes, you can. No,you can't c) Does she like salad? 她喜欢做沙拉?Yes, shedoes. No,she doesn't d) Do they watch TV? 他们看电视吗? Yes, they do.
2) Is she reading? 她正在读吗? Yes, she is. No,they don't No,she,isn't
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false