Examlex
Which one of the following is a "substance" in the sense of the word as used in your textbook?
Apostrophe
A punctuation mark used to indicate either possession (e.g., John’s book) or the omission of letters or numbers (e.g., can’t, '90s).
Possessive Case
A grammatical construction used to indicate ownership or a relationship between entities, usually marked by an apostrophe and the letter 's'.
Indefinite Pronouns
Pronouns that refer to one or more unspecified objects, beings, or places.
Standards
Agreed-upon norms or criteria used as a reference point for quality or performance.
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