翻译：
Bymakingvehicleslighterinweightaluminumhasgreatlyreducedtheamountoffuelneededtomovethem,(PassageTwo)
Thecountry’schiefexportsarecoal,carsandcottongoods,cars_____themostimportantofthese.
Thecompositionscontainedsofewerrorsthattheteachergotthestudents_____oneanother’spapers.
Theonlyproblemthestudentsarefacingatgraduationisthedismaljobmarket.
Josephwasverylucky（）withhislife;healmostdidnotgetoutoftheroom.
