How old do you have to be to drive in your country?

How old do you have to be to drive in your country? do you know how old am i how many ()do you have? _____ sisters do you have?I have three._____ do you go camping?Twice a year.A.How much;How ofte_____ sisters do you have?I have three._____ do you go camping?Twice a year.A.How much;How ofte B.How many;How often C.How old ;How often how do you do with your old friend怎样回答 OK.Do you know me?well how old are you what do you mean? how old are you? Do you_____ any brothers or_____ Yes.I have a _____ How old is ______ She is eight years old.还有：So she is____ ____ ____ than you / ( )milk do you want?A.How old B.How many C.How much D.How 英语翻译 how many apples do you have How many books do you have? HOW many apples DO YOU have? How many car do you have? How many books do you have? How many books do you have? How many classes do you have how many storybooks do you have How many money do you have?改错