Question

【题目】I have a piano lessons twice a week.（对划线部分提问)
do you have piano lessons?

Answer 1

【答案】How；ofte
【解析】句意：我一周上两次钢琴课。句中划线的部分是twice a week，一周两次，表示上钢琴课的频率，疑问词应用How often，多久一次。所以答案是How；often。