Did your mother buy you a present on your birthday?的被动语态是什么

Did your mother buy you a present on your birthday?的被动语态是什么 what did your mother buy yesterday怎么回答谢谢了,大神帮忙啊 Did your mother buy you a birthday present?（改为一般现在时态） What did your mother buy ___you.A.to B.with C.for D.beside mother,what,for,buy,you,your,did ) [连词成句].哎,哪个答案才是对的呢? Is your mother going to buy newspapers? what did mother buy for grandma什么意思 Ben asked mother .‘Where did you buy my cloth Ben asked mother wher--- ---- his cloth —When ______ your mother _______ you that blue dress,Mary?　　—Sorry,I really can't remember.A.does; buy B.has; bought　　C.had; bought D.did; buy where did you buy your school things?怎么回答 Where did your aunt buy the pen?She____at_____.(杂货店） When did you buy your mobile phone改为被动语态 did you go with your mother and father yes,l did you go with your mother and father肯定回答 what did your mother do yesterday?如何回答 you need ___ your mother what you did last night Did you( )( )last night What( )your mother ( )yesterday you,did,with,go,your,yesterday,mother?连词成句