have been doing是什么时态

回答

爱扬教育

2022-06-16

现在完成进行时：过去时间里开始、并持续到现在，一直在进行的（或刚结束的）动作或状态。
构成：have/has been doing sth. 或 have/has been + v.-ing

扩展资料

　　例句：

　　Where have you been hiding? 你都跑到哪去了？

　　Who has been making trouble ? 是谁一直在捣乱？

　　We have been looking all over for you. 我们到处在找你。

　　I have been to Nanjing three times. 我去过南京两次。

　　I have been staying in Nanjing for nearly a month. 我在南京呆了快一个月了。