Do you like English Are you happy _____ your English I think

Do you like English Are you happy _____ your English I think are you happy ---your english study?yes ,i think so.A.for B. I think you can improve your English according like this. Are you happy at your English? --How do you like your English teacher? How do you like your English teacher? How do you like your English teacher hou do you like your english do you like english? Are you happy ( )(study) English are you happy with English? Do you like you English