This question text is too difficult, it's hard to understand.

He always acts as if it's someone else's concern.

He passionately discussed the problem of other minds in his philosophy class.

He made a decision taking into account various other circumstances.

He is interested in the culture of foreign countries.

He decided to read another book.

He decided to move to another village.

He came from another prefecture.

I went to see a movie by myself.

Watching a movie alone is enjoyable.