Sorry about that, let me know if there's any way I can make it up to you.
我很抱歉,有什么能补偿的话请告诉我,我会尽力帮忙的。
If he, or someone like him, were alive today, he might be able to tell us what to expect in the next fifty years.
如果他或是像他的什么人今天还活着的话,他大概可以告诉我们下一个50年后会发生什么事情。