... he was punished yesterday, he felt very sad. Punished yesterday, he felt very sad. c. Thay thế cho mệnh đề quan hệ mang nghĩa chủ động ex: The man who talked to you yesterday is my teacher. ... + adj + to V = Ving + to be + adj Ex: It’s very useful to know English nowadays. = Knowing English is very useful nowadays 5. Sau những từ hỏi như: WHAT, WHO, WHERE, WHEN, WHY, WHICH… Ex: He discovered ... tiếp diễn ) Ex: I see him do his morning exercises in the garden everyday. I saw a beautiful girl walking a long the road yesterday afternoon. Note: Cấu trúc bị động của những động từ này: S + be...