阅读理解，根据短文内容，判断下列句子的正(T) 误(F)。
Tim, Sonia, Jim, Tina, Jenny and Ann are in the classroom. They find (发现) a pencil-box,
a ruler, a pencil and a notebook on the desk.
Tim: Is this your pencil, Sonia?
Sonia: Yes, it is. Thank you.
Tim: Hi, Jim! Is this your ruler?
Jim: No, it isn't. It's Tina's ruler.
Tim: Is this your notebook, Jenny?
Jenny: Yes, it is.
Tim: Ann, is this your pencil box?
Ann: Yes, it is. Thank you.
( )1. Tim, Sonia, Jim, Tina, Jenny and Ann are at home.
( )2. They find a notebook, a pencil, a ruler and a pencil-box on the desk.
( )3. The pencil is Sonia's.
( )4. The ruler is Tim's.
( )5. The notebook is Jenny's.