英语改否定、疑问、特殊疑问

Ann plays the piano
否定 Ann doesn't play the piano once a week.
疑问 Does Ann play the piano once a week?
特殊疑问 How often does Ann play the piano?
peter goes to school 应该是漏掉了a day
否定 Peter doesn't go to school three times a day.
疑问 Does Peter go to school three times a day
特殊疑问 How often does Peter go to school?