The mountain recesses of Yu are quiet and beautiful.

This room is so quiet that you can't hear any sound at all.

She is very beautiful.

She was described as very beautiful.

I bought 5 copies of the newspaper.

He belongs to the sales division of the company.

He belongs to the sales division.

This fossil is a part of a silicified tree.

What is the imaginary part of this complex number?

What is the real part of this complex number?