Einstein’snewtheoryonopticschanged__________scientificideaaboutlight.
Thatkindofshoesare__________expensiveforme.
视力;洞察力n.v_______________
收入;岁入n.r_______________
交易;事务;处理n.t_______________
你评定一种酒的好坏时用什么标准?(criteria)