This lamp used to light up with whale oil in the past.

He laughed when he saw the chinge.

He drew a curve using a French curve.

Our lives have changed significantly due to the new coronavirus.

I am from Fukuoka Prefecture.

Ken did not take a bath.

He suddenly vanished.

He drew a straight line using a T-square.

I like to take a walk in the park in the early evening.

Cuneiform is an ancient writing system, and its decipherment is still difficult today.