We’re means we are and we’ll means we will. We’re already defines as present time, and we’ll can be defined as “we will do it in the future”. They are alike, because they are both describing the people in ‘we’, and they both use apostrophes. Sorry if I am wrong, it is hard to see what you are asking specifically.
Answer:
Future
Explanation:
"Will" implies that it is to happen in the future
The meaning of words that appropriate for the context. And help to know the type of words.