【1】these years(这些年来);句子通常使用现在完成时态/现在完成进行时态。
He has been assailed by bad breaks all these years. 这些年来他接二连三地倒霉.
He has done many dishonorable things these years这些年, 他干了许多可耻的事情。
We have been on good terms with our neighbors for all these years.这么多年来我们一直和邻居关系很好。
The overseas trades have been developing these years. 这些年对外贸易得到了发展。
They have been trying hard to lick their wounds these years. 这几年,他们一直在努力求得失败后的复原。
They have been trying to lick their wounds these years. 这几年,他们一直在努力地重整旗鼓。
【2】between these years(在这些年之间):句子通常使用一般过去时态。
Between these years the carbon dioxide in the atmosphere went up from around 315 parts to around 370 parts
在这些年之间,大气中的二氧化碳的含量从大约局部315每百万上升到局部370每百万。
总结:所以以上两个句子最好为下面两种时态
【1】These years the boss has made a lot of money.这些年来这个老板赚了很多钱。
【2】Between these years the boss made a lot of money.在这些年之间这个老板赚了很多钱。