... C. SPEAKING (pages 3 8-3 9) farewell (n) tạm biệt menu (n) thực đơn UNIT 3: PARTIES VOCABULARY A. READING (pages 3 4-3 6) manners (n) cách ứng xử attend (v) tham dự courtesy (adj) lịch ... GRAMMAR Bare Infinitive (Vo), To Infinitive (to V), Gerund (V-ing) 1. Bare Infinitive: Ex: - My parents let me go to Nha Trang this holiday. - I can swim and sunbathe on the sand. ... let, make + O + Vo… S + modal verbs + Vo… 2. To Infinitive: Ex: I decided to go to Nha Trang on my holiday. afford, appear, arrange, ask, decide, expect, hope, intend, manage, mean, need,...