Possessive pronoun must agree in gender and number with the noun in the phrase they replace. Each possessive pronoun must agree in gender (masculine or feminine) and number (singular or plural) with ...
“I don’t stay up nights worrying,” said John Lennon in 1965. “Summers I used to cover Missouri,” wrote Thornton Wilder in 1934. “I went over there afternoons,” wrote Ernest Hemingway in 1929. Why do ...