Ответ:
Study Skills: Word formation
Pronouns missing: 'I', 'you', 'he', 'she', 'it', 'we', 'they' (general personal pronouns).
Possessive adjectives missing: 'my', 'your', 'his', 'her', 'its', 'our', 'their'.
Articles missing: 'the', 'a', 'an'.
Verbs missing: Auxiliary verbs (e.g., 'is', 'are', 'am'), general verbs (e.g., 'go', 'be', 'have').
Abbreviations: 'U' (you), 'B' (be), '!' (exclamation mark, often used informally).
