This area is affected by radioactivity.

I take classes every day.

He accepted my proposal and started the project.

In my area, a summer festival is held every year.

His opinion had a big influence on my decision.

That news greatly influenced his opinion.

This area is off-limits due to radioactive contamination.

Don't take his joke seriously.

His words had a great influence.

That decision had a bad effect on our project.