用5个疑问代词各造2个句子：who whose which what whom ,

Who is your best friend? Who is sitting next to you ?
Whose bag is yours? Whose is this bike ?
Which boy is your brother ? Which is my book ?
What is the girl doing ? What's wrong with you ?
Whom is she talking with ? Whom are you waiting for ?

who：she is the girl who are falling in love.
Hewasachildwhoalwaysrebelled againsthis teachers.
whose:Whose turn is it to treatnext?
Sowhoareyourrealfriends and whosere...