精选优质文档-倾情为你奉上when和while用法区别专项练习讲解三例句：1. The girls are dancing while the boys are singing.2. Kangkangs mother is cooking when he gets home.3. When/While Kangkangs mother is cooking, he gets home.一、用when或者while填空1._Margowastalkingonthephone, hersisterwalkedin.2._wevisitedtheschool, thechildrenwereplayinggames.3._Sarahwasatthebarbers, Iwasgoingtoclass.4._IsawCarlos, hewaswearingagreenshirt.5._Allenwasclea
