We will act according to the Mountain Standard Time.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

The Mesolithic is the era between the Paleolithic and the Neolithic.

He was deeply grieving the death of his family.

I stabbed the needle for the injection.

The Riemann sum is a method for approximately calculating the integral of a function.

His performance is generally good.

He followed the footprints left on the snow.

He was appointed as the chief executive officer of the company.

He is an expert in primatology and is engaged in the study of gorilla behavior.