Similar BUT not same meaning: 1st one: emphasis on the sentence is at "the mood he is in" and moreover teller points two specific book: this or that whereas in 2nd: emphasis is on "the book he reads" and additionaly teller does not show specific two books. Teller just says "the book"--> which book? : some book
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.