【1-thedevelopmentofmoderncities,bothinpopulationsizeandinfunctionality,necessitatesther1-thedevelopmentofmoderncities,bothinpopulationsizeandinfunctionality,necessitatestheremovalofcertainexistingstructureswhosehistoryca】

　　1-thedevelopmentofmoderncities,bothinpopulationsizeandinfunctionality,necessitatesther

　　1-thedevelopmentofmoderncities,bothinpopulationsizeandinfunctionality,

　　necessitatestheremovalofcertainexistingstructureswhosehistorycanoftenbetracedbacktocenturiesago.

　　2-inthefirstplace,newconstructionsmustbeproposedandcarriedoutto

　　accommodatethemarkedly-increasingurbanpopulation.这是两句连在一起的话.第一句我没问题.关键是第二句newconstructionsmustbeproposedandcarriedoutto我不知道该怎么翻译好