If fifty pence pieces are not exchanged for sweets,they rattle for months inside money boxes.
问题描述：
If fifty pence pieces are not exchanged for sweets,they rattle for months inside money boxes.
fifty pence pieces是很多个50便士的硬币 还是 很多硬币加起来50便士?
答
这里的fifty pence pieces是50便士的复数,但没有确定数目,可以认为是一些或者是很多硬币加起来50便士.作为money boxes,其中肯定含有10p,20p等coins.
因此,也可以理解为,只有50p的coins rattle.