Answer:
If I drink I die. If I eat I am fine. What am I?
I'm written with two letters, said with one and seen with two. What am I?
I am round as an apple, deep as a cup. All the King's horses can't pull me up. What am I?
The Titanic is still here. What am I?
You throw me away, I find my way back. Traditionally, I'm wooden with an arch in my back. What am I?
I am your mother's brother's only brother in law. Who am I?