query: Is using "since" and "ago" with the present perfect correct?
positive_passages.docid: 20928
positive_passages.text: Present Perfect with the word "ago"?
negative_passages.docid: 114989
negative_passages.text: The logic behind present perfect/infinitive + present perfect
negative_passages.docid: 62252
negative_passages.text: Simple past vs Perfect Past
negative_passages.docid: 46474
negative_passages.text: Postpositions in English and "ago"
negative_passages.docid: 122876
negative_passages.text: Simple past tense vs. perfect past tense
negative_passages.docid: 18312
negative_passages.text: When is using the past perfect tense not necessary?
negative_passages.docid: 35695
negative_passages.text: Past perfect or past simple with before
negative_passages.docid: 12019
negative_passages.text: Can we use the present perfect in this case?
negative_passages.docid: 78336
negative_passages.text: past simple or present perfect
negative_passages.docid: 10955
negative_passages.text: Past simple vs present perfect
negative_passages.docid: 27613
negative_passages.text: Past Perfect Continuous/Past Perfect or?
negative_passages.docid: 152550
negative_passages.text: present tense with past perfect?
negative_passages.docid: 49302
negative_passages.text: before/after + past or past perfect
negative_passages.docid: 144541
negative_passages.text: Since and Because
negative_passages.docid: 48737
negative_passages.text: Using “used to” vs "would" when expressing something done in the past
negative_passages.docid: 6340
negative_passages.text: "yet" vs. "already" with present perfect
negative_passages.docid: 53495
negative_passages.text: Why is 'present perfect' present if it happened in the past? And why is it 'perfect'?