can't与couldn't 的用法
来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/10/04 06:15:16
can't与couldn't 的用法
I can't give you anything
I couldn't give you anything
那句是对的啊 这两句意思有不同吗?
I can't give you anything
I couldn't give you anything
那句是对的啊 这两句意思有不同吗?
couldn't 是can`t的过去式和虚拟式.
在实际应用中,could`t是can`t的礼貌用法,加上有虚拟的含义,所以语气也没有那么强烈.
表示否定的话,can't比couldn't的否定意味更加重一点.
肯定的话,could当然比can要委婉啦.
所以,I can't give you anything.比I couldn't give you anything.更好些~
在实际应用中,could`t是can`t的礼貌用法,加上有虚拟的含义,所以语气也没有那么强烈.
表示否定的话,can't比couldn't的否定意味更加重一点.
肯定的话,could当然比can要委婉啦.
所以,I can't give you anything.比I couldn't give you anything.更好些~
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