限时练习：40min完成时间：月日天气：暑假作业02突破阿伏加德罗常数(NA)及其应用【知识梳理】以物质的量为核心的各个化学计量之间的关系相...
限时练习：40min完成时间：月日天气：暑假作业02突破阿伏加德罗常数(NA)及其应用【知识梳理】以物质的量为核心的各个化学计量之间的关系相...
情态动词一、情态动词的基本用法(1)[观察例句]1．Thepolicestillhavenotfoundthelostchild，buttheyaredoingalltheycan.2．Ourdaughtercoul...
定语从句(Ⅲ)一、“介词＋关系代词”引导的定语从句[观察典例]We'dbetterfixadateonwhichwewillpracticespeakingEnglishnextweek.Inthedark...
课时分层作业(十七)Ⅰ.单句语法填空1．Hehasbeencollecting(collect)allkindsofstampssincehewasnineyearsold.2．Hehasn'tbeenteaching(not...
名词性从句一、连接词that，whether，if引导的名词性从句[观察例句]1．Itispossiblethatcaffeinemaycausebirthdefects(缺陷)inhumans，too....
定语从句(Ⅱ)一、关系副词引导的定语从句1．when引导的定语从句[观察典例]IcannotforgetthedaywhenIfirstsawyou.Theoldmanstillremembersth...
课时分层作业(十四)Ⅰ.单句语法填空1．Bytheendoflasttermwehadfinished(finish)thebook.2．Ihadintended(intend)toseeyoubutIwastoobusy.3...
定语从句一、限制性定语从句和非限制性定语从句[观察例句]1．Thisistheplacewhichisworthvisiting.2．Thosewhoexpecttheworstarelesslikely...
定语从句(Ⅰ)一、定语从句的定义与分类在复合句中，修饰某一名词或代词的从句叫定语从句，被修饰的名词或代词叫先行词。引导定语从句的有关...
课时分层作业(十一)Ⅰ.单句语法填空1．Thedoorremainedlocked(lock)whenhecameagain.2．Mydreamistoenter(enter)akeyuniversity.3．Mitocho...
时态一、一般现在时构成：动词原形或动词的第三人称单数形式。[观察典例]1．Ioftenreadbooksinmysparetime.2．Maryisgoodatmusic.3．Theear...
课时分层作业(八)Ⅰ.单句语法填空1．Washing(wash)thecarmakeshimdirty.2．Myclosing(close)thedoormadehimangry.3．Thisdisplaysvariousde...
构词法一、构词法的定义及分类按照一定的语言规律创造新词的方法叫作构词法。英语构词法主要有转化法、合成法、派生法、首尾缩略法等。二、...
课时分层作业(五)Ⅰ.单句语法填空1．Iwouldliketoinvite(invite)youtocometomybirthdaypartythisSaturday.2．Hewentondoing(do)hishomework...
简单句的八种基本句型英语句子按照其结构可分为简单句、并列句和复合句。简单句的基本句型由一个主语(或并列主语)和一个谓语(或并列谓语)等...
课时分层作业(二)Ⅰ.单句语法填空1．Ourconclusion(conclude)isthatwecannotreachanyagreementwiththem.2．Thereoncelived(live)amanknownb...
