目录1. Present Tense of Be 2. Nouns, Articles, and Adjectives; Demonstratives, Possessives, and Conjunctions 3. Present Progressive Tense 4. Simple Present Tense 5. Prepositions; There + Be 6. Simple Past Tense 7. More About Nouns and Pronouns; Quantifiers 8. Expressing Future Time 9. Modals; Imperatives 10. Adjectives and Adverbs; Comparisons 11. Verbs and Objects; Past Progressive Tense; Time Clauses |
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