Russian: Are these "I don't know..." sentences correct for the verb "to take"? Я не знаю, взял ли он книгу. I don't know whether he took the book. Я не знаю, взяла ли он книгу. I don't know whether she took the book. Я не знаю, кто взяла книгу. I don't know who took the book. Я не знаю, когда он возьмёт книгу. I don't know when he will take the book. Я не знаю, где он взял книгу. I don't know where he took the book. Я не знаю, хочет ли он взять книгу. I don't know whether he wants to take the book.