高考英语专项 语法 时态 10 现在完成进行时 讲解+练习+答案 present perfect progressive.pdf
Present Perfect Progressive Tense
现在完成进行时
主谓模块 1：I have been being
我已经一直是...有一段时间了，现在还是。（“可延续性”）
肯定句 否定句 一般疑问句及回答
I have been being a worker. I have not been being a Have you been being a worker
worker. Yes, I have. / No, I haven’t.
He has been being a worker. He has not been being a Has he been be...