Have Been Doing 用法详解

什么是 “Have Been Doing”？

“Have been doing” 是英语中 现在完成进行时 的基本结构，用于表示从过去某一时刻开始，一直持续到现在（可能仍在继续）的动作或状态。

其基本结构为：

• 肯定句：主语 + have/has + been + 动词-ing
• 否定句：主语 + have/has + not + been + 动词-ing
• 疑问句：Have/Has + 主语 + been + 动词-ing?

典型用法

1. 强调动作的持续性：
   例：I have been studying English for three hours.
2. 动作刚刚结束，但有可见结果：
   例：She has been crying — her eyes are red.
3. 表达不满或抱怨（常与 all day, all morning 等连用）：
   例：They have been arguing all day!

常见错误

• ❌ I have been know him since 2020.
  ✅ I have known him since 2020.（“know” 是静态动词，一般不用进行时）
• ❌ She has been do her homework.
  ✅ She has been doing her homework.

小练习

请将下列句子改为现在完成进行时：

1. He works here since last year. → He has been working here since last year.
2. We wait for the bus for 20 minutes. → We have been waiting for the bus for 20 minutes.