有关动词ing作主语时的谓语动词Getting up and going to bed early is good.这句动词是用单数吗?healthy eating habits and running help to build me up 的动词为啥不用单数?

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有关动词ing作主语时的谓语动词Getting up and going to bed early is good.这句动词是用单数吗?healthy eating habits and running help to build me up 的动词为啥不用单数?

有关动词ing作主语时的谓语动词Getting up and going to bed early is good.这句动词是用单数吗?healthy eating habits and running help to build me up 的动词为啥不用单数?
有关动词ing作主语时的谓语动词
Getting up and going to bed early is good.这句动词是用单数吗?
healthy eating habits and running help to build me up 的动词为啥不用单数?

有关动词ing作主语时的谓语动词Getting up and going to bed early is good.这句动词是用单数吗?healthy eating habits and running help to build me up 的动词为啥不用单数?
Doing 作主语,动词用单数
并列主语, 动词用复数
第一句 Getting up and going to bed early 早睡早起是连在一起的一件事.
第二句 健康饮食习惯和跑步是两件事

主谓一致,难点在于判断and连接的主语间的关系。
第一个句子中,“早起和早睡”是指代“作息”这同一事件,因而谓语用单数形式。
第二个句子中,“健康饮食”以及“跑步”则是两个不同的概念,因而动词用了复数。
望采纳~~~

都应用复数