What two things can you never eat for breakfast?

What runs around the whole yard without moving?

It belongs to you, but other people use it more than you do. What is it?

What is so fragile that saying its name breaks it?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

You can see it everyday, But cannot touch it at will. What is it?

A fresher was sitting in an interview. The interviewer said, "This is the last question of your interview. Tell me the accurate position of the centre of this table where your resume is kept."

How can he answer this question? What will you have answered to such a question?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?