this is [ ] [ i ] book.[ ] [ your ] is over there .

this is [ ] [ i ] book.[ ] [ your ] is over there . This pen is my.Your is over there(改错） Is this your book? Is this umbrella__________?No,_________is over there.A.your； This is ( ) book.your|yours 改错：is this book your? Is this your m( )book This isn’t my bike.（）I is over there This book is famous all over the This is ( ) car.( )is over there This is her bike .( ) is over there Is this your book?No,I think it's____?