What grade are you?(改错)

What's Grade are you in?改错 What grade are you Are you in Grade 7,Class 改错 改错,what are you What are you going.【改错】 改错 What are you listening? what,in,grade,you,are连词成句 what class are you in?_________class tow,grade six. Are you in Grade what subject are you interested?改错 改错：What are you listening at present? what are you mean,john?改错