Two thirds of his money ________ spent on books and the rest of the money ________ spent on food.
A.are, isB.is, areC.were, wasD.was, was在线课程D
句中的rest是名词，其词义为：what remains；the remainder余留者，其余；the others其他人．当the rest在句中作主语时，其后的谓语动词有时用复数，有时用单数．这里遵循的是概念一致原则，也就是说，当rest后接一个of+复数名词结构时，谓语动词用复数；当the rest后接一个of+单数名词时，谓语动词用单数．当the rest单独作用主语时，如果在概念上暗含着第一种含义，则谓语动词用复数；如果在概念上暗含着第二种含义，则谓语动作用单数．