Every year on my mother's death anniversary, our family goes to visit her grave.

He explained the problem.

He is good at solving trigonometry problems.

He has excellent abilities in every quarter.

He received a special mission from the company.

Anonymity on the internet is important for protecting individual privacy.

This simple system is easy to use.

This device is used for underground detection.

He detected the anomaly immediately.

We are considering introducing a new voting system.