关于英语主谓一致1.Twomilliontonsofcoalwere(were/was)exportedlastyear2.Fivehoursofsleepis(is/are)notenough.由不可数名词做主语时,其前有表示数量的复数名词修饰时,谓语动词用复数.所以第一个题中,

Question

关于英语主谓一致
1.Two million tons of coal were (were/was)exported last year
2.Five hours of sleep is (is/are)not enough.
由不可数名词做主语时,其前有表示数量的复数名词修饰时,谓语动词用复数.所以第一个题中,谓语用了were.那为什么第二题的谓语用is呢?这个不也是由复数名词修饰的不可数名词吗?

Answer 1

看主语为整体概念还是具体概念
five hours of sleep是整体概念,所以谓语动词用单数is
同样还有,
ten dollars is a big fortune to me.10块钱对我而言是一笔大财富.