It took him time to become accustomed to the new environment.

I plan to take a short course on a new programming language next week.

I took a course to learn Japanese.

This book was editorially supervised by a famous author.

He supervised the editorship of this book.

I have to prepare for tomorrow's class tonight.

Kyōhō is my best friend, and he is a very kind person.

He was able to abandon that vice.

He is obsessed with his own thoughts and refuses to listen to others' opinions.

He is sticking to his own thoughts.