【单选题】The librarian is arranging the books, which are not in their proper ____.
【单选题】The librarian is _____ for all the books in the library.
【单选题】The librarian is so mean. Here "so mean" is ______.
【多选题】(多选)If the book is in the library, what might the librarian say?
A.
“This book has been checked out.”
B.
“This book is on the shelf.”
C.
“We have this book in our stack.”
D.
“This book is in circulation now.”
【多选题】If the book is in the library, what might the librarian say?
A.
“This book has been checked out.”
B.
“This book is on the shelf.”
C.
“We have this book in our stack.”
D.
“This book is in circulation now.”