I got home for my birthday from my collegeon Friday evening. No one was at home, and Mum and Dad hadn’t left me a note. This made me ______.
--- Is there __________ in today’s newspaper? --- No. there isn’t.
--- Who teaches ________ music? --- Nobody. I teach ________.
Where’s my watch? I it.
—Are they on the desk? —
联合国的英文缩写是。