Answer:
What occurs four times in every week, twice in every month, only once in a year but never in a day?
Even if you throw it away, it still comes back.
Ancient and majestic, great big piles of stones, Used to encase both riches and bones. Seen from certain angles, They look like big triangles.
I never was but am always to be, and everyone looks forward to me
A
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?