摘要: could 的用法 到目前为止.我们多次用到could.下面.把它的用法总结如下: (1)could 是can的过去式.意思是“能够 . e.g. He could speak English when he was a child.他小时候就能说英语了. (2)用于现在时.比can更委婉.或表示虚拟语气. e.g. Could I help you? 我能帮你做点什么?(比Can I help you?委婉) e.g. If I could go, I should be glad.假如我能去.那我会很高兴. (3)could表示推测.意思是“大概.可能 .肯定性不大. e.g. This book could be Mei’s. She studies French.这本书可能是梅的.她学法语. (4)could 用于提出建议. e.g. ---I’d like to help kids with their schoolwork.我愿意帮孩子们复习功课. ---You could volunteer in an after-school study program.你可以在课外学习班做义工.

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