... từ bất định: No one, Nobody, Nothing,……… Ex: - (A) No one can answer this question (P) This question can’t be answered - (A) They haven’t done anything (P) Nothing has been done EXERCISES Change ... Active: S + Modal Verbs + Vo + O + …… Passive: S + Modal Verbs + be + V3/ed + (by O) + …… Ex: - Active: Nam can this exercise right now S M.V Vo O Passive: This exercise can be done by Nam right ... -SPECIAL PASSIVE VOICE + EXERCISES I Thể bị động câu phủ định nghi vấn: Ex: - (A) Mai doesn’t write this letter (P) This letter isn’t written by Mai - (A) They...