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1、九年级英语知识点汇总1. by + doing通过方式如：by studying with a groupby还可以表示：“在旁”、“靠近”、“在期间”、“用、”“经过”、“乘车”等如：I live by the river.I have to go back by ten oclock.The thief entered the room by the window.The student went to park by bus.2. talk about谈论，议论，讨论如：The students often talk about movie after class.学生们常常在课后讨论电
2、影。talk to sb. = talk with sb.与某人说话3.提建议的句子：What/ how about +doing sth.?如：What/ How about going shopping?Why dont you + do sth.?如：Why dont you go shopping?Why not + do sth. ?如：Why not go shopping?Lets + do sth.如：Lets go shoppingShall we/ I + do sth.?如：Shall we/ I go shopping?4. a lot许多常用于句末如：I eat a
3、lot.我吃了许多。5. tooto太而不能常用的句型too+adj./adv. + to do sth.如：Im too tired to say anything.我太累了，什么都不想说。6. aloud, loud与loudly的用法三个词都与大声或响亮有关。aloud是副词,重点在出声能让人听见,但声音不一定很大,常用在读书或说话上。通常放在动词之后。aloud没有比较级形式。如: He read the story aloud to his son.他朗读那篇故事给他儿子听。loud可作形容词或副词。用作副词时,常与speak, talk,laugh等动词连用,多用于比较级,须放在动
4、词之后。如:She told us to speak a little louder.她让我们说大声一点。loudly是副词,与loud同义,有时两者可替换使用,但往往含有令人讨厌或打扰别人的意思,可位于动词之前或之后。如:He does not talk loudly or laugh loudly in public.他不当众大声谈笑。7. not at all一点也不根本不如：I like milk very much. I dont like coffee at all.我非常喜欢牛奶。我一点也不喜欢咖啡。not经常可以和助动词结合在一起，at all则放在句尾8.be / get e
5、xcited about sth.= be / get excited about doing sth.= be excited to do sth.对感兴奋如：I am / get excited about going to Beijing.=I am excited to go to Beijing.我对去北京感到兴奋。9.end up doing sth终止做某事，结束做某事如：The party ended up singing.晚会以唱歌而结束。end up with sth.以结束如：The party ended up with her singing.晚会以她的歌唱而告终。1
6、0.first of all首先to begin with一开始later on后来、随11.also也、而且（用于肯定句）常在句子的中间either也（用于否定句）常在句末too也(用于肯定句)常在句末12. make mistakes犯错如：I often make mistakes.我经常犯错。make a mistake犯一个错误如：I have made a mistake.我已经犯了一个错误。13. laugh at sb.笑话；取笑（某人）如：Dont laugh at me!不要取笑我!14. take notes做笔记，做记录15. enjoy doing sth .喜欢做乐
7、意做如：She enjoys playing football.她喜欢踢足球。enjoy oneself过得愉快如：He enjoyed himself.他过得愉快。16. native speaker说本族语的人17. make up组成、构成18. one of +(the+形容词比较级)+名词复数形式其中之一如：She is one of the most popular teachers.她是最受欢迎的教师之一。19. Its +形容词+(for sb. ) to do sth. (对于某人来说)做某事如：Its difficult (for me ) to study English
8、.对于我来说学习英语太难了。句中的it是形式主语，真正的主语是to study English20. practice doing练习做某事如：She often practice speaking English.她经常练习说英语。21. decide to do sth.决定做某事如：LiLei has decided to go to BeiJing .李雷已经决定去北京。22. unless假如不，除非引导条件状语从句如：You will fail unless you work hard.假如你不努力你会失败。I wont write unless he writes first.除
9、非他先写要不我不写23. deal with处理如：I dealt with a lot of problem.24. worry about sb./ sth.担心某人/某事如：Mother worried about his son just now.妈妈刚才担心他的儿子。25. be angry with sb.对某人生气如：I was angry with her.我对她生气。26. perhaps = maybe也许27. go by (时间)过去如：Two years went by.两年过去了。28.see sb. / sth. doing看见某人正在做某事强调正在发生see s
10、b. / sth. do看见某人在做某事如：如：She saw him drawing a picture in the classroom.她看见他正在教室里画画。29. each other彼此30. regard as 把看作为.如：The boys regarded Anna as a fool.这些男孩把安娜看成傻瓜。31.too many许多修饰可数名词如：too many girlstoo much许多修饰不可数名词如：too much milkmuch too太修饰形容词如：much too beautiful32. changeinto将变为如：The magician ch
11、anged the pen into a book.这个魔术师将这本书变为一本书。33. with the help of sb. = with ones help在某人的帮助下如：with the help of LiLei = with LiLeis help在李雷的帮助下34. compare to 把与相比如：Compare you to Anna, you are lucky.你和安娜相比，你是幸运的。35.instead代替用在句末，副词（字面上常不译出来）instead of sth. / doing sth.代替，而不是用在句中，动词如：Last summer I went t
12、o Beijing. This year Im going to Shanghai instead.去年夏天我去北京,今年我将要去上海。I will go instead of you.我将代替你去。He stayed at home instead of going swimming.他呆在家里而不是去游泳。九年级英语Unit21. used to do sth.过去常常做某事否定形式：didnt use to do sth. / used not to do sth.如：He used to play football after school.放学后他过去常常踢足球。 Did he us
13、e to play football? Yes, I did. No, I didnt. He didnt use to smoke.他过去不吸烟。2.反意疑问句肯定陈述句否定提问如：Lily is a student, isnt she? Lily will go to China, wont she?否定陈述句肯定提问如：She doesnt come from China, does she?You havent finished homework, have you?提问部分用代词而不用名词Lily is a student, isnt she?陈述句中含有否定意义的词，如：littl
14、e, few, never, nothing, hardly等。其反意疑问句用肯定式。如：He knows little English, does he?他一点也不懂英语，不是吗？They hardly understood it, did they?他们几乎不明白，不是吗？3. play the piano弹钢琴4.be interested in sth.对感兴趣be interested in doing sth.对做感兴趣 如：He is interested in math, but he isnt interested in speakingEnglish.他对数学感兴趣，但是他对说英语不感兴趣。5. interested adj.感兴趣的，指人对某事物感兴趣，往往主语是人interesting adj.有趣的，指某事物/某人具有趣味，主语往往是物6. still仍然，还用在be动词的后面如：Im still a student. 用在行为动词的前面如：I still love him.
