Переведите на русском языке. Dennis is looking at Katya.

Денис смотрит на Катю.

Dennis isn\'t looking at Katya.

Is Dennis looking at Katya?

Is Dennis looking at Katya or at Olga?

Is Dennis or Max looking at Katya?

What is Dennis doing?

Who is Dennis looking at?

Who is looking at Katya?

Dennis is looking at Katya, isn\'t he?