I think the series will turn on the presence inside.

I had not counted on her presence at the next class.

"Though I would like to know why it is no one ever comments on your presence?"

Ultimately, the project is built on the presence of 30,000 students and 12,000 researchers.

True life is ultimately dependent on the presence of God.

Usually dark, the color varies on the presence of different materials.

I have little doubt as to why you insist on his presence.

Had I come to rely on her presence in order to maintain my role?

Last night, he'd tried to get a mental grip on the presence.

The economy was also heavily dependent on the presence of the county government.