---John, this watch is mine. How did you get it?---This morning I found it under my desk, so I ______it_______.
The dress is made of silk.It _________.
—May I use your computer, Mr. WU? —______.
This dress still looks pretty on you, _______ it is out of style.
— Is Lily good at singing? —Yes , she is.We often hear her_______ in the next room.
— Will you go to Sandy’s birthday party? — I won’t go unless Tony______.