When do you go to the zoo? (Khi nào bạn đi sở thú)
When does the movie start? (Khi nào phim bắt đầu?)
Where are you now? (Bn đag ở đâu)
Where do you live? (Bn sống ở đâu)
Why does Mai look so happy? (Tại sao Mai trông có vẻ vui sướng vậy?)
Why are you late for school? (Tại sao bạn lại đi học muộn thế?)
 

How are you?
How old are you?
How often do you watch TV?
How often does your mother go to the swimming pool?
When do you go to school?
When does Linda go home?
Why are you late for the dinner?
Why do you look so sad?