query: What is the source of this clause, often used to mark the completion of something?
positive_passages.docid: 45237
positive_passages.text: Where does this famous rhythm pattern come from (oftenly used to knock on a door)?
negative_passages.docid: 81696
negative_passages.text: Does appending a question mark to a declarative sentence result in a valid sentence?
negative_passages.docid: 149443
negative_passages.text: Is "prefixed by" correct?
negative_passages.docid: 9151
negative_passages.text: Is the question mark misused in affirmative sentences?
negative_passages.docid: 148087
negative_passages.text: IN clause and placeholders
negative_passages.docid: 143716
negative_passages.text: Is such participle clause reducing usage constrained to only past tense?
negative_passages.docid: 57978
negative_passages.text: When is it appropriate to end a question without a question mark?
negative_passages.docid: 99727
negative_passages.text: Meaning of "it is" at the end of sentence
negative_passages.docid: 43445
negative_passages.text: What exactly do quotation marks around the table name do?
negative_passages.docid: 48722
negative_passages.text: Where should the period be put when an entire sentence is quoted at the end of a sentence?
negative_passages.docid: 97614
negative_passages.text: Should a colon be used following a dependent clause to introduce a quote?
negative_passages.docid: 61685
negative_passages.text: ing-clause grammar question
negative_passages.docid: 54527
negative_passages.text: Why is "fulfil" spelt as "fulfill" in American English?
negative_passages.docid: 79952
negative_passages.text: What if an abbreviation is at the end of a declarative sentence? Should I duplicate a full stop sign?
negative_passages.docid: 152360
negative_passages.text: parenthetical prepositional phrase
negative_passages.docid: 90636
negative_passages.text: Why does the trace show up in such expressions?
negative_passages.docid: 10870
negative_passages.text: When is it appropriate to end a sentence in a preposition?