In addition, he can play the piano.

We learned about the protection of the main sea.

We often have picnics by the river on weekends.

The subway is running underground.

I commute by subway.

He was my student, but now he has become so proficient that it can be said 'the student has surpassed his teacher.'

We went for a picnic to the lake on the weekend.

We had a picnic at the lake over the weekend.

Since he started his new job, he's been lively as if he were a fish back in water.

He absorbs new information like a sponge soaking up water.