Do you know who is the co-founder of Apple?

Do you know who is the co-founder of Apple? Do you know who is the a________ of this book? Do you know?It is you who I think of all the time! Do you know who is the ( )(win) of the football match. do you know who is the ___(own) of the new bike? do you know the sudent who is a girl of eight 请问Do you konw who is the man还是Do you know who the man is Do you know the girl who is in the red dress?Do you know the do you know who's [ ]of the twin sisters? Do you know the boy (who is ) called Tom?和 Do you know the b Do you know who is c____of the Helping Hands Club Do you know who the acticle is written _____?