---Have you returned the book to the library ____? ---Yes, I have ____ returned it.
| A．yet, yet | B．already, already | C．already, yet | D．yet, already |
I’m _____, but Tom isn’t. His books are everywhere.
| A．not tidy | B．everywhere |
| C．tidy | D．not everywhere |
Are these your keys? E-mail me _____Cindy2013@hotmail.com.
| A．with | B．on | C．in | D．At |
--Is this her ruler?
--No, it’s ______, my brother’s.
| A．yours | B．mine |
| C．hers | D．his. |
--Is this your pencil?
--Yes, ______.
| A．this is | B．that is |
| C．it is | D．it’s |
I have a friend. My friend is ________ China.
| A．in | B．at | C．on | D．Under |