like: Why were you late this morning? → →
549
Why were you late this morning? ☊ 
Tại sao sáng nay cậu đi muộn? ☊ 568
Why were you late this morning? — The tra c was bad. ☊ Tại sao cậu đến muộn sáng nay? - Giao thông không tốt. ☊