helps help 的用法my healthy lifestyle helps me get good gradesgood food and exercise help me to study better一个+S 一个不+ WHY?

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helps help 的用法my healthy lifestyle helps me get good gradesgood food and exercise help me to study better一个+S 一个不+ WHY?
helps help 的用法
my healthy lifestyle helps me get good grades
good food and exercise help me to study better
一个+S 一个不+ WHY?

helps help 的用法my healthy lifestyle helps me get good gradesgood food and exercise help me to study better一个+S 一个不+ WHY?
前面单数
后面复数

第一句的主语是单数~所以谓语动词要用单数
第二句是复数,就不用加s了

一个主语是单数一个是复数

首先,这两句都是一般现在时的句子,这是前提。其次,前者主语为第三人称单数,所以谓语要用第三人称单数形式。后者主语为复数,谓语用原形。