Unit3 单词讲解课件（共无音频，有用法讲解）（新人教七年级下册Unit3 Keep fit.）（含音频+视频）.pptxVIP

Unit3单词讲解（一）

例句：1.Iplaybasketballtokeepfiteveryday.2.Thatjacketfitswell.

baseballglove

apairofglovesfourpairsofgloves

exercisemat

Implayfulwithmyjumprope.

tennisracket

Mymomisquiet.Shehardlyspeaksloudly.

hardadj.硬的；难的adv.努力地；猛烈地例句：1.Therockisveryhard.2.Ihaveahardproblem.3.Studentsstudyhardeveryday.4.Itrainshardtoday.

atonce立刻onceagain再一次onceinawhile有时thinktwice再三考虑

频率副词always总是usually通常often经常sometimes有时seldom很少hardly几乎不never从不

拓展：1.对频率提问常用howoften表示“多久一次”Howoftendoeshegohome?Heseldomgoeshome.2.频率副词在句中的位置Ioftengetupatsix.Sheisusuallyveryhappy.Driversshouldalwayswearaseatbelt.实义动词之前be动词之后情态动词/助动词和实义动词之间

同义词：perhaps(在句中作状语，常位于句首)区分：maybe可能（作谓语）Sheisntathome.Shemaybeinthelibrary.

practicedoingsthIpracticeplayingtheviolineveryweek.

adv.perfectly完美地反义词：imperfect

Ioftenplaybadmintonatweekends.

反义词：single唯一的，单一的

some和time那点事儿分开“一段时间”(sometime)相聚“某个时候”(sometime)“有时”相聚＋s(sometimes)“几次”分开+s(sometimes)

辨析alittle,afew,little与few修饰可数名词修饰不可数名词表示否定含义（几乎没有）fewlittle表示肯定含义（有一些/点）afewalittle记忆口诀：few,little表否定，前面加a变肯定，可数名词复数前，用（a）few记心间，不可数名词来报到，其前要用（a）little。afewtimes几次afewphotos一些照片alittlewater一些水