... Simple: to be, to want, to need, to have (có), to know, to understand, to seem … Ex: - We are tenth-grade students now. - I understand the lesson at the moment. III. The Present Perfect Tense ... Past Simple. Ex: - After Nam had done his homework, he went to bed. - They had lived in Dong Thap before they moved to HCM city. B. Linking Words Các từ liên kết như: and, or, but, either ... casual (adj) bình thường C. SPEAKING (pages 1 8-1 9) multi-school: gồm nhiều trường tasty (adj) ngon cousin (n) anh (chị) em họ D. WRITING (pages 2 0-2 1) narrative (n) bài tường thuật vicious...