1.限定可数名词的概数:many,agood/greatmany,manya,(not/quite)afew,few,several,a(good)multitudeof,acoupleof,dozensof,scoresof,ascoreof,hundreds/thousands/millions…of,a(great/large)numberof,numbersof,agroupof,ateamof,oneoutof/inten,apackof(一群)Manyhandsmakelightwork.众人拾柴火焰高.Agreatmanyguestswereinvitedtodinner.邀请大批客人就餐.2.限定不可数名词的概数:alittle,little,much,abitof,agood/greatdealof,alarge/greatamountof,amountsofTheEnglishdonotdrinkmuchwine.英国人饮酒不多.Let’shaveabitofmusic.让咱们来点音乐.3.限定可数或不可数名词的概数:some,any,alotof,lotsof,lotsandlotsof,plentyof,agreat/large/vast/quantityof,quantitiesof,enough,noendof(不少)Ifthereisanytrouble,letmeknow.如果有什么困难要让我知道.Whatalotoftimeyoutaketodress!你在穿戴上花的时间过多.plentyof,halfof,alotof,lotsof,heapsof,loadsof,scadsof等+可数与不可数名词作主语时,不可数名词的谓语只用单数,可数名词的谓语视可数名词的单复数而定.例如:1)Halfofthisbuildingistobecompletedbyspring.2)Halfofthebuildingshavebeenpaintedcompletely.3)Thereisplentyofwaterinthepail.4)Thereareplentyofeggsinthebox.4.使用表示概数意义的介词:above,over,about,morethan,lessthan,around等I'llbebackataround5o'clock.五点左右我就回来.It'snomorethanonemiletotheshops.到商业区不过一英里.Shediedabouttwoyearsago.她大约在两年前就死了.