He always exercises self-restraint in his actions.

My parents are good at cooking.

He came forward and expressed his opinion.

She was sewing the cloth with a needle.

I will sleep now.

My father underwent surgery for kidney stones.

He was working on that project round the clock.

Due to his somnambulism, he may walk around unconsciously in the middle of the night.

He is working round the clock.

He is an expert in ethology, and his research is highly regarded worldwide.