新概念英语第二册语法总结：现在完成进行时现在完成进行时：1．构成：have/has+been+现在分词2．功能：（1）表示从过去某时开始发生，一直延续到现在且可能延续下去的动作。（最好将此定义读5遍）?.I'vebeenwaitingforanhourbutshehasn'tcome.?.Hehasbeenrunningafterherfor8years.（2）表某种感情色彩。?.I'vebeenwantingtoseeyouforsomanyyears.?.Who'sbeentellingyousuchnonsense.现在完成时与现在完成进行时的对比：现在完成时强调“结果”，而完成进行时强调“动作的延续”。?.Ihavethoughtofit.（我已想到了这一点。）?.Ihavebeenthinkingofit.（我一直在想这一点。）?.Jimhaspaintedthedoor.（杰姆已将门油漆过了。）?.Jimhasbeenpaintingthedoor.（杰姆一直在油漆门。）测试精编1.They________ussincefiveo'clockthismorning.A.arehelpingB.havebeenhelpingC.havebeenhelpedD.havehelped2.I________thebookthewholeday,yetIhaven'tfinishedit.A.havebeenreadingB.havereadC.amreadingD.hadbeenreading3.Pleasecomein.We________aboutyourpaper.A.talkB.hadbeentalkingC.havebeentalkingD.wouldhavetalked4.Suchnaturalresourcesascoalandpetroleum________.A.graduallyareexhaustedB.arebeinggraduallyexhaustedC.havegraduallyexhaustingD.havebeenexhaustinggradually5.It________almosteverydaysofarthismonth.A.israiningB.rainedC.rainsD.hasbeenraining用所给动词正确时态填空：1.Youshouldgotobed.You________(watch)TVfor5hours.2.I________(write)letterssincebreakfast.3.I________(write)3letterssincebreakfast.4.Sorry,butMr.Smith________(leave)forBeijing.5.I________(look)forhimeverywhere,wherecanhebe?（后设答案，大家不要偷看哦~(*^__^*)嘻嘻……）KEYS1.B2.A3.C4.B5.D用所给动词正确时态填空：1.havebeenwatching2.havebeenwriting3.havewritten4.hasleft5.havebeenlooking
