我在古董市场找到了一枚1920年代的六便士硬币。

I found a 1920s ___sixpence at the antique market.

她总是把零钱罐里的硬币都攒起来，连那些六便士的小钱也不放过。

She always saves every coin in her piggy bank, even the little ___sixpences.