to question closely ☊ 
gặng ☊ (1) to ask, inquire, question (2) low-rising tone ☊
hỏi ☊ (1) (rhetorical question maker) (2) to think about, reflect, foresee
(3) material, ingredient
(4) to manage ☊
liệu ☊ (tag question expecting a positive answer), perhaps ☊ thì phải ☊ to question, put a question to ☊ trách vấn ☊ interrogate question (a criminal) ☊ vấn tội ☊ evade answering an embarrassing question by changing topics ☊ đánh trống lảng ☊