概述 形式 have/has过去分词 用法 意义 继续 表示从过去继续到现在的动作或状态 经验 表示过去某一是可到现在的经验 完成 表示现在刚完成的动作 成果 表示现在是“做了-- 的结果 例:1)继续 He has been sick since last week. 2) 经验 I have visited Tokyo twice. Have you ever been to Hawaii? 3) 完成 I have just finished my homework. Has he finished his work yet? 4) 结果 My father has become a lawyer. I have lost my dictionary. 下面分别阐述其用法 【
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