爱华网打好英语基础，对今后的学习和生活是非常有利的。下面是小编收集整理的初二英语上册知识点讲解以供大家学习。
初二英语上册知识点讲解：Im going to study computer science.本单元的话题：谈论自己将来的计划或打算。
本单元的语法：学习一般将来时be going to do sth。
本单元的短语和知识点：
1.词性转换：science (名词，科学)—scientist(名词，科学家)
2.violin(名词，小提琴)--violinst(名词，小提琴家)piano(名词，钢琴)-- pianist(名词，钢琴家)2.grow up成长，长大
3.be good at+名词代词动词+ing:擅长… He is good at math,but he isn’t good at speaking English.他擅长数学，但是不擅长说英语。
4.keep on doing sth: 继续做某事 5.be sure about:确信，对…有把握
His mother isn’t sure about his study.他的妈妈对他的学习没有把握。
6. move to +地点：搬(家)到某地
7. take singingacting lessons上歌唱课上表演课=have singingacting lessons
8. send sb sth = send sth to sb寄送给某人某物
His grandfather often sends him money。= His grandfather often sends money to him.
9. learn to do sth学会做某事
10. play the piano弹钢琴 make the soccer team组建足球队 get good grades取得好的成绩 eat healthier food吃更健康的食品 get lots of exercise进行大量锻炼
11. foreign language外国语言
12. study hard努力学习 most of the time大多数时间
14. get back from+地点：从…回来 He will get back from Beijing in 3 days.
at the beginning of 在…开始的时候, write down写下/记下，
17. different kinds of不同种类的 have to do with关于，与…有关系,take up开始从事
20. too+形容词+to do sth：太…以至于不能…
so+形容词+that+句子：如此…以至于…
形容词+enough to do sth：足够…能够做某事(注意三个句型有时可以互相转换)
He is so young that he can′t go to school.他如此年轻以至于不能去上学。
= He is too young to go to school.他太年轻了以至于不能去上学。
= He isn′t old enough to go to school.
22.make sb+形容词：让某人怎么样 The good news made us happy.(注意：news为不可数名词)
23.how to do better at school为“疑问词+不定式”即“疑问词+to do sth”
He didn’t know when to start.他不知道什么时候开始。
24.go to university去上大学
初二英语上册知识点讲解：Will people have robots?本单元的话题：谈论对未来的语言，学习一般将来时will do sth。
本单元的语法：学习一般将来时will do sth。
一般将来时由“助动词will / shall + 动词原型”构成，表示将来某个时间要发生的动作或存在的状态，常与表示将来的时间状语如tomorrow、next week，in 2 days(2天之后)等连用。(Shall用于第一人称，will可以用于各种人称。) (will not= won’t)
一般疑问句：把肯定句中的will 提到句首即可。以上两句的一般疑问句为：
Will you visit the old man next week? Yes,we will.No, we won’t .
否定句：把肯定句中的will 变为won’t即可。以上两句的否定句为：
We won’t visit the old man next week. She won’t finish the work in 2 weeks.
本单元的短语和知识点：
1.There be结构：There be(is/are/was/were)+某物/某人+某地/某时
“There be结构”的一般现在时：There is/are+某物/某人+某地/某时
There are 600 students in our school.在我们学校有600个学生。
一般过去时：There was/were+某物/某人+某地/某时 There was a school ten years ago.
一般将来时：There will be+某物/某人+某地/某时.= There is going to be+某物/某人+某地/某时. There will be a sport meeting next week.=There is going to be a sport meeting next weeek.下周将有场运动会。 2.on computers在电脑上, on paper在纸上
3.a few +可数名词复数：有一些、有几个 a little +不可数名词：有一些
few +可数名词复数：几乎没有(表示否定) little+不可数名词：几乎没有(表示否定)
many+可数名词复数：很多，许多 few 的比较级是fewer ,little的比较级是less
much+不可数名词：很多，许多 manymuch的比较级都是more
There will be less polution in the future.在未来将会有更少的污染。(polution为不可数名词)
We should plant more trees.我们应该种更多的树。(tree为可数名词)
There will be fewer cars in the future.在未来将会有更少的汽车。(car为可数名词)
4.in(great)danger在(极度)危险中on the earth在地球上save the earth拯救地球
6.in+一段时间：在…之后(多用于一般将来时)
He will come back in 2 days.两天之后他将回来。→How soon will he come back?多久他将回来?
句型 There isare sb doing sth.有某人正在做某事。 There is a cat eating fish.
10. hundreds of+名词：成百上千的…，许多…(表示模糊数字)
数字+ hundred +名词：几百…(表示具体数字)
He has hundreds of book.他有很多书。He bought two hundred books.他买了二百本书。
12.at some point: 在某些方面 free time空闲时间 in one’s free time在某人空闲时间
初二英语上册知识点讲解：How do you make a banana milk shake?本单元的话题：描述做事情的顺序和过程。(First首先,Next下面,Then然后,Finally最后)
本单元的语法：复习一般现在时。
本单元的短语和知识点：
1(P57,1a) turn on打开 turn up调大
turn off关上 turn down调小
2. How many+可数名词复数：多少…
How much+不可数名词：多少…
He has eight books.他有八本书。→How many books does he have?他有多少本书?
3. 量词的用法：不可数名词常用“数字+量词+不可数名词”来表示。如：
a piece of bread一片面包 比较：two pieces of bread两片面包(bread为不可数名词)
a glass of orange 一玻璃杯橘子汁 one spoon of butter 一勺黄油
5.one more thing = another one thing 基数词 + more + 名词 = another + 基数词 + 名词：又多少某物 He ate an apple,he wanted to eat two more apples.
7.It’s time (for sb) to do sth是某人该做某事的时间了。It’s time for us to have lunch.
It’s time for sth是该做某事的时间了。It’s time for the class.是该上课的时候了。
