He is an expert in law.

You can use spectroscopy to examine the components of a substance.

He respects the law.

He devoted his life to the study of the Torah.

I am taking a class in Literary Chinese.

We visited the annex of the art museum.

He is a highly respected judge.

He was working as the captain of a gunboat.

I will humbly return this wallet.

I returned the book to the teacher.