写出下列句子的同义句,每空一词 1.This is my book the book is----

写出下列句子的同义句,每空一词 1.This is my book the book is----
写出下列句子的同义句,每空一词
1.This is my book
the book is----
2.those are our apples
those apples are-----
3.it is his bike
the bike is-----
4.these are their pens
these pans are-----
5.it is her skirt
the skirt is----
怎么填?