Yoroshiku, please do your best to pass the exam tomorrow.

Let's write sentences without forgetting a full stop.

This full stop indicates the end of the sentence.

What is his weak point?

He put on a white coat and entered the laboratory.

I saw a water rail at the pond in the park.

I saw a water rail in the pond at the park.

I saw a water rail in the pond at the park.

This lumen is a path for blood to flow.

This cavity is very narrow.