公司很快为离职的经理找到了一位接替者。

The company quickly found a ___replacement for the manager who left.

要找到这样一位技术工人的替代者可不容易。

Finding a ___replacement for such a skilled worker won't be easy.

组织者正在尽全力寻找一位替代歌手。

The organisers are doing their best to find a ___replacement singer.