Р 3.flash指突发的、短暂而耀眼的闪光;gleam指黑暗中闪现出的一束稳定的光线;sparkle指星星点点的闪光;glitter 指由物体反射出的星星点点的闪光;glisten指外部亮光反射于沾水的平面上而显出的光亮;shimmer指由微波荡漾的水面反照出的柔和的闪光。РⅧ.1.burying—ground(verbal noun in— ing + noun):drinking cup, hiding place,diving board,waiting room,freezing point, carving knife,writing desk,typing paper,swimming suitР 2.gravestone(noun +noun):oilwell,silkworm,shirt— sleeves,girl—friend,gaslight,bloodstain,frogman,win— dow—paneР 3.mid—air(adjective +noun):half—brother,black—market, half—pay。darkroom,madman,double—talk,hothouse, handy manР 4.orercrowding(adverb +verbal noun in—ing):dry-cleaning,overeating,oversleeping,deep—freezing, underpricing, underrating,down—grading,up—datingР 5.nine—tenths(adj.from a cardinal number +noun,from an44ordinal number) : one-fifth, two-sixths, three-eighths, one-ninth