用所给单词的适当形式填空。（每小题1分，共10分）
Where ______ (be) your brother’s bed?
This is Harry’s book and _______ (this) are Lucy’s pens.
Are these your ____________ (dictionary)?
Tom and I ______ (be) good friends.
Look! ______ (her) is my aunt.
_______ (those) is a pencil box.
Who ______ (be) you?
It’s ________ (Lucy) hat.
They are his _______ (cousin).
______ (he) name is Mike.