即使 vs 即便 vs 就是（近义词）

1)All the three conjunctions mean"concession",and are used in the first clause;in the following clause there is usually 也 or 还，etc.to correspond(to show the result remains unchanged).就是……也……is the most common in speech;即便 is more literary;即使 is used in either written or colloquial language.
2)In examples①②③the three words are interchangeable,but the style is different.There is usually an auxiliary verb in the following clause. The predicate of either clause can be in the negative:
3)Sometimes 即便 or 即使 can be used in the second clause,but 就是 cannot:
4)的话 can be added at the end of a conditional clause to indicate the concession:
5)With 的话 atthe end,就是 can also be used.