How often did Daisy visit her friend last year?
How often does Mary go to school?
How often does your brother write letters to Nam?
How often did you study English last year?
How often do your family watch TV?
How often do you go to the pictures?
How often does Tom go to the market?
How often does your father buy meat and eggs?
How often dis they go to HCM city last year?
How often do your parents travel to work by motorbikes?