Lesson 4against prep.对着，反对add vt添加，增加agen.年龄；时代addicted a.沉溺于某种嗜好中的agency n.代理，代理处addition n.增加；（算数用语）加agenda m.议事日程addressn.地址agent m...

17.in silence在沉默中18.burst into laughter突然笑出声来19.concentrate on..全神贯注于.20.be replaced by被.所取代21.for the purpose of..为了22.distinguish..from.区分.与23.communicate...

break off打断，中断break the law违反法律break the record破记录break one’s promise失言break through冲破break up开垦，破碎；解散，分开，分解bringbringabout引起，实现，导致bring...

同头、法科年后话地球基出知识地球的基本概念、人.地球的形状和小N柜m一一·地球实府形状)赤道半径：R未≈6378km地球是一个两板稍扁、赤道略鼓的)极半径：尺校≈6351km椭球体B)平坝半经：R均心{...

The reason why we have to grow trees is that they can provide us with fresh air(supplyfresh air for us)我们必须种树的原因是它们能供应我们新鲜的空气。8.S0+形容词+be+主词+that+句子（...

We have breakfast at seven.(表时间)They were late for the meeting because of the heavy rain,(表原因)作状语What do you mean by doing such a thing??(表方法)Nothing in the world could...

afford sth.tosb.为某人承担…anyone who=whoever任何人（引导主语从afford to do能够去做句)after a time一段时间后apart from除..外还…after a while不久appear to do好像..after ...

seldom;2)表赤主培的特在、性格、能力等。once/twice/…aThe children draw well.一敢week/month/year;·Poes she like sports?现在2.行为动on3)表赤客见事实或普垃真理。时诃用u.或Sunday...

年物速车：器程与时间的比值，与年物速度天关限IUST YOU.林州1、叙述法：如力F大小5，方向向下。2.数学表达式：选向上为正方向，财F三-5N3.矢量的千意图/图际。第二节.色动快慢方向的描迷一速度...

担任。如：I’m Miss Green.(我是格林小姐)2、谓语动词说明主语的动作或状态，回答“做（什么）”。主要由动词担任。如：Jckcleans the room every do.(杰克每天打扫房间)3、表语在系动词...