1.is this book( )_(she)?2.she thinks these( )(knife)are hers

1.is this book( )_(she)?2.she thinks these( )(knife)are hers Are these book ______?A,she B,her C,herself D,hers Is this chair[she her hers]? She thinks this film is (b ) is this her daughter?yes,she is.it is hers. 用this is...that is...these are...those are...he is...she is. these are my oranges.改单数句式_ _my_.she is my sister.一般疑问句_ _ _ 1.This book is mine.2.That eraser is yours.3.These boxes are 1.That pencil box is___(she) 2.This is his book.The book is_ 1.These are (she)brothers. 1.Is this Lucy's eraser?No,it's not_____.A.she B.hers C.her She thinks they are funning.