阅读理解，根据内容判断正(T)误(F)。
Thompson: Jack, I have a riddle. Can you guess?
Jack: OK. What's it?
Thompson: Please tell me who he is: He is not my brother, and is not my sister, but he is a child of my parents.
Jack: I don't know.
Thompson: Ha-ha, it's very easy. It's me.
( ) 1. Thompson has a riddle.
( ) 2. Jack can guess the riddle.
( ) 3. This riddle is very difficult.
( ) 4. Jack can't answer Thompson's question.
( ) 5. The answer of the riddle is "Thompson".
