7、(过去完成)+done(被动)Manynewroadshadbeenbuiltbytheendoflastyear.现在进行时的主动语态为is/am/are(表示现在)+doing(表示进行)现在进行时的被动语态为is/am/arebeing(现在进行)+done(被动语态)ManynewbuildingsarebeingbuiltinNanjingnow不规则动词表分AAALetletlet,hurthurthurt,putputputcostcostcost,hithithit,shutshutshutcutcutcutA B