What do you want to eat?

What is this, that box?

There is a secret between him and me.

I was friends with her for 10 years.

There is a deep bond between him and me.

There are sediments at the bottom of this lake that have accumulated over centuries.

He is majoring in soil science at university.

Soil pollution in this area has become serious due to years of industrial activity.

I wonder what kind of year this will be.

He is a fourth grader.