query: Is "Does" or "Did" dropped when it occurs at the beginning of a sentence?
positive_passages.docid: 26531
positive_passages.text: Why do some questions not start with an auxiliary verb?
negative_passages.docid: 104245
negative_passages.text: did + present tense (or ) Past tense of the verb
negative_passages.docid: 99111
negative_passages.text: Question about probable fixed use of "what do you do?" and "how do you do?"
negative_passages.docid: 4406
negative_passages.text: What are the grammatical rules determining whether to use "which" or "what"?
negative_passages.docid: 63448
negative_passages.text: did call vs called
negative_passages.docid: 31270
negative_passages.text: Where is the correct place to place adverbs in sentences?
negative_passages.docid: 141279
negative_passages.text: Is there a difference between  and ?
negative_passages.docid: 125890
negative_passages.text: Difference between "does have" and "has"
negative_passages.docid: 12190
negative_passages.text: When can we change the order of the particle and the verb in a phrasal verb?
negative_passages.docid: 106615
negative_passages.text: "When people do make changes" - which tense is this?
negative_passages.docid: 27430
negative_passages.text: Using "And" at the beginning of a sentence
negative_passages.docid: 85855
negative_passages.text: Is it really incorrect to start a sentence with "and"?
negative_passages.docid: 127421
negative_passages.text: 'I did commented on your post' vs. 'I did comment on your post'
negative_passages.docid: 142736
negative_passages.text: Difference between "are you done" and "have you done."
negative_passages.docid: 91907
negative_passages.text: Under what rule of usage does this semicolon in the example sentence fall?
negative_passages.docid: 146094
negative_passages.text: Grammar of titles - wh-clause vs. question
negative_passages.docid: 17850
negative_passages.text: "Assist someone do" vs. "assist someone to do (or "in/with" doing)"