Saat tik tak ediyordu. - The clock was ticking.
Saat tik tak ediyordu.
The clock was ticking.
Saat tik tak yapıyor. - The clock is ticking.
Saat tik tak yapıyor.
The clock is ticking.
He gave a tongue-in-cheek explanation of why the sky was blue, offering a theory about some primordial discount on light blue paint.