车祸发生在十字路口。
[误] The accident took place at a crossroad.
[正] The accident took place at a crossroads.
注：crossroad 是“交叉路，横马路”的意思，而 crossroads 才是“十字路”或“十字路口”，它前面也可以用 a，但-s 绝不能丢掉。
[误] The accident took place at a crossroad.
[正] The accident took place at a crossroads.
注：crossroad 是“交叉路，横马路”的意思，而 crossroads 才是“十字路”或“十字路口”，它前面也可以用 a，但-s 绝不能丢掉。
