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The statement "The inhabitants of the United States have...properly speaking, no literature." is inaccurate. Literature may work through grammar syntax and semantics but there is no existing standards that would make a piece of work qualify as literature. There is only different levels and complexity but no absolute requirement.
Subordinate clauses usually begin with a subordinate conjunction or a relative pronoun.
Tom Godwin's chosen title for his short story "The Cold Equations" refers to the cold, factual mathematical equations that were used to calculate Marilyn's fate.
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