He walked down the public street towards school.

The conduction band is the energy region where electrons can move freely.

The computer has frozen, so it needs to be restarted.

The computer froze, so I restarted it.

He is a person who is strict in morality.

He made a bronze sculpture.

I can't find my mobile phone.

As a campaigner, he is promoting a healthy lifestyle.

We have started a large-scale mobilization.

The movement of that robot is just like a human.