— Have you got John's letter?—Yes, but I don't think his letter is worth _______.
Bob can play ________ tennis but can’t play ________ violin.
Miss Read is good ________music.She can be good ________ children in the music club.
There is_______desk in the room._______old book is on it.
Tom isn't good at _______ Japanese.
—______ do you usually go to bed? —At six.