问答题

There must have been a special sale on eggs that day because there was an impres-sive display of eggs in dozen and half-dozen cartons.

【参考答案】

由于有装着一打或半打鸡蛋的箱子在柜台上引人注目地展示,所以那家商店那天一定有一个鸡蛋促销活动。