一平行板电容器，极板上带电量为Q时，测得两极板间的电压为V,电容为C.将极板上的带电量增加为2Q，则测得的电压和电容应为()
Peopletodayarehighlyconcernedaboutthequalityoftheairthey___(breath).
Apersonisluckyifhiscareer________withhisinterestandhobby
Outsleepinfluencesourmood.ourmood,________,affectsourperformance
Let’spersonalfeelingsinmakingjudgment.（）
