He was in pain after hitting his olecranon hard.

This information sank in immediately.

He is good at singing songs in head voice.

He is active as the young leader of this organization.

He instinctively scratched his head when faced with a difficult problem.

He scratched his head when faced with a difficult problem.

He is bright, so he was able to solve the problem immediately.

According to the blood type-based horoscope, my fortune is said to be the best today.

I recommend getting vaccinated against hepatitis A.

It was confirmed that he was infected with hepatitis B.