How _____(be) your grandparents,Mary 一般过去式

how are you getting on with Mary,your girlfriend?_____. mary isgoing to visit her grandparents tomorrow.改一般疑问句 How _____ (be) your last trip to Beijing? How to be _____ how long you in the country with your grandparents 连词成句how often,you,do,your grandparents,visit How often do you go and see your grandparents? -How long_you_in the country with your grandparents,Henny? 一般过去式和There be have Who___ your grandparents? ——How long have you lived with your grandparents?——For about how long do you go to see your grandparents?Every week.单句改错