选词填空 debatable, printable, drinkable; attactive, reflective, elective1. Now, the actual origin of this holiday is_________ and has been debated.2.He was in a calm and _________ mood when the news came.3.The article that arrived yesterday is too badly written to be _________.4.In college, English is a required course and psychology is a(n) _________ course.5.In consequence, computer handling and storage has become increasingly _________.6.Sea water can be made _________ by distilling out the salt.