2014年九年级知识点讲解.doc

Unit 1 How can we become good learners? 1.【解析】watch/read/see/look at “看” 法不同 (1)看电视、看比赛、看表演用watch; watch TV 看电视 (2)看书、看报、看杂志用read read the book看书 (3)看电影、看医生用see see the doctor 看医生 (4) 看黑板、看地图用look at look at the blackboard 看黑板 2.【解析】ask for 请求，要某物 ask sb. about sth 向某人询问关于某事 (1)ask sb. for help 向某人请求帮助 (2) ask sb. (not) to do sth请求某人做某事 3.【解析】by/with/in/on “用” 法不同 ◆by的用法： (1)by doing sth 通过…方式 by studying with a group 【注】介词短语作方式状语，回答以How开头的问句， 表示“怎样做”。 by作介词时，后接动词-ing形式。 “通过……的方式”：Mr Green makes a living by teaching.格林先生以教书为生。 “经过（某人/某物）”：He went by the supermarket on his way to school.在去上学的路上，他经过那家超市。 “在……旁边，在……附近”：Li Lei sits by my side in the classroom.在教室里，李雷坐在我的旁边。 “在……之前，不迟于……”：I can finish doing my homework by six o’clock. 我能在6点之前做完作业。 表示交通方式，意为“乘……”：I usually go to school by bike. 我通常骑自行车去上学。 by作副词时，相当于near，意为“靠近”。 The thief stole the money when no one was by.当旁边无人的时候，小偷偷走了钱。 by and by “不久”,“一会儿”：It’s 12 o’clock now and we will go home by and by.现在12点了，过一会儿我们就要回家了。 by the way “顺便说一下”：By the way, I forgot to tell you the news. 哦，对了，我忘记告诉你那个消息了。 (2) by+ 交通工具（交通工具前不能加限定词） by bike by train 【by短语】 by the way 顺便问一下 by accident= by chance 偶然地 by mistake 错误地 one by one 一个接一个 step by step 一步一步地 little by little 逐渐地 by the time 到……为止 by oneself 独自地 by and by 不久之后 by hand 用手 by the end of 到….... 末尾 4.◆with 的用法：表示用某种工具 (1) with +工具 We like to write with a pen. (2)with+人体部位 We see with our eyes. ◆in 的用法：通常与“衣着、声音、书写材料”等名称连用 in+语言 in English 用英语 speak in a soft voice in ink ◆on 的用法： on +电器或媒介 on TV /radio/Internet The boy was cutting a branch of a tree ____ a knife.A. in B. by C. with D. use 5.Make conversations编对话 6.study for a test备考 7.by working with a group. 通过和小组一起学习 8.【解析】 learn →learned/learnt→learned/learnt v 学习 learn about 了解 (1) learn from sb. 向某人学习 (2) learn to do sth 学着做某事 (3)learn …by oneself= teach oneself 自学 What about reading aloud to practice pronunciatio