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什么时候study后面加s?
5 回复
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1. study变成单数第三人称形式将y变i加es。就studies.通常用于一般现在时的肯定句。
2.例句he often studies hard at home.变成一般疑问句为does he study hard at home?否定句子是he doesn't study hard at home.
3.we often study hard at school.do you often study hard at school?
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答:study 表单三时,变y为i加es
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第三人称单数时或书房讲时的复数都可以加s.
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一般现在时单数第三人称时
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study是名词"书房"的意思,变复数时是studies.
study还有动词"学习"的意思,它的第三人称单数是studies.