His actions were beyond our speculation.

Tomorrow, we will go on an excursion.

We need accurate measurements for the science experiment.

This new jet can fly at supersonic speeds.

His hobby is astronomical observation.

I can't keep up with his irregular schedule.

I measured the wind speed using an anemometer.

We hired a professional to survey the new land.

Please send it by express delivery.

We go to church on the Sabbath.