— do you have the drawing lessons? The pictures you draw are so beautiful.— Once a week.

— do you have the drawing lessons? The pictures you draw are so beautiful.
— Once a week. I began having drawing lessons at the age of five.
A. How often
B. How much
C. How long
D. How many

(答案→)A. How oftenB. How muchC. How longD. How many解析：A. How often多久一次，表示频率 B. How much多少，修饰的是不可数名词 C. How long多长时间 D. How many多少，修饰的是可数名词；句意：你多久去上一次画画课？你画的画非常的漂亮。一周一次，我五岁就开始画画了。故选A

我明天再问问老师，叫他解释下这个问题

没有彻底解决还是在限制状态 再看看别人怎么说的。