query: difference of "have been working" and "have worked"
positive_passages.docid: 127433
positive_passages.text: I worked, I've worked, I have been working. I need some clarifications
negative_passages.docid: 114229
negative_passages.text: What is the difference between "were" and "have been"?
negative_passages.docid: 151634
negative_passages.text: Which one is correct? "has been taken already" or "has already been taken"
negative_passages.docid: 49354
negative_passages.text: Is 'had have + past participle' a correct grammatical form?
negative_passages.docid: 71690
negative_passages.text: "Is" vs "has been" in English
negative_passages.docid: 102512
negative_passages.text: What is the difference between "being" and "having been" in this context?
negative_passages.docid: 46651
negative_passages.text: There has vs. There have
negative_passages.docid: 107985
negative_passages.text: Had done / had been doing
negative_passages.docid: 77010
negative_passages.text: 'was' versus 'had been'
negative_passages.docid: 102159
negative_passages.text: “Has been” vs. “was”
negative_passages.docid: 65426
negative_passages.text: Difference between Simple Past and Past Perfect
negative_passages.docid: 10955
negative_passages.text: Past simple vs present perfect
negative_passages.docid: 154084
negative_passages.text: Having done something,... vs Doing something,
negative_passages.docid: 55834
negative_passages.text: "is being" vs "has been"
negative_passages.docid: 151460
negative_passages.text: Difference between "was to . . ." and "was to have"
negative_passages.docid: 92969
negative_passages.text: "got" vs. "have got"
negative_passages.docid: 119517
negative_passages.text: What's the difference between the simple past tense and the present perfect?