Eight hours of sleep is enough.为什么用is 不用are.细节决定成败.
问题描述:
Eight hours of sleep is enough.为什么用is 不用are.细节决定成败.
那Eight hours of tasks are/is enough 请赐教.
答
sheep作主语,eight hours是修饰它的,后一个用are.因为tasks是复数