It seems like you're referring to different characteristics of phrases and sentences. Here's a breakdown based on your statements:
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A phrase does not necessarily indicate the end of a sentence - This is false. A phrase can be part of a sentence but does not indicate the completion of it.
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A phrase can stand alone as a sentence - This is also false. By definition, a phrase cannot stand alone as a complete sentence.
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A phrase contains both a subject and a verb - This is false. A phrase may not have a subject or verb. For example, "in the park" is a prepositional phrase and lacks both a subject and a verb.
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A phrase lacks a subject, a verb, or both - This is true. Phrases often lack a complete thought, which is typically defined by having both a subject and a verb.
If you have any more questions or need clarification, feel free to ask!