"Do you want to have a meal? Take a bath? Or choose me?" she said jokingly.

He was hiding the fact that he was an illegitimate child.

Natural language processing is a technology that allows computers to understand and analyze human language.

He is writing a thesis on abiogenesis.

Natural language understanding is an important field of artificial intelligence.

We are planning to visit the nature reserve this weekend.

He is an expert in physical anthropology, conducting research on human evolution.

He was promoted to the chief operating officer of the company.

He was appointed as the chief financial officer of our company.

He was appointed as the chief executive officer of the company.