1，I can't find him._____ is he? 2，____ is your mother?

1，I can't find him._____ is he? 2，____ is your mother? She is a teacher.3，____ are you? Twelve.4，____ are yours? These ones or those ones?5，I have three toy cars.____ do you have?6，They aren't your books.____ are they?7，I don't know the man.____ is he?