query: Had Begun vs Began
positive_passages.docid: 154656
positive_passages.text: As I expected / had expected / have expected
negative_passages.docid: 64359
negative_passages.text: to finish vs. to have finished
negative_passages.docid: 40839
negative_passages.text: Difference between Present Perfect and Past Simple ( I am not a beginner )
negative_passages.docid: 63673
negative_passages.text: Can I use "but" at the beginning of a sentence?
negative_passages.docid: 107985
negative_passages.text: Had done / had been doing
negative_passages.docid: 118206
negative_passages.text: Simple past vs. past perfect
negative_passages.docid: 67523
negative_passages.text: Start + Gerund vs Start + Infinitive: is there a subtle tense difference?
negative_passages.docid: 99083
negative_passages.text: "Have had" versus "had"
negative_passages.docid: 102159
negative_passages.text: “Has been” vs. “was”
negative_passages.docid: 80268
negative_passages.text: Past participle vs being+past participle
negative_passages.docid: 113787
negative_passages.text: Usage of "would have been"
negative_passages.docid: 4548
negative_passages.text: “have found” vs. “found”
negative_passages.docid: 128120
negative_passages.text: "Has been" vs "was"
negative_passages.docid: 116596
negative_passages.text: "Would have been" Vs "Would be"
negative_passages.docid: 20702
negative_passages.text: I have been beginning
negative_passages.docid: 104327
negative_passages.text: What is the difference between "begin" and "start"?
negative_passages.docid: 82727
negative_passages.text: "Let’s start speaking" or "Let’s start to speak"