It will work…will it not work?..wont it work?

They will vote for change. Will they not vote for change?  Wont they vote for change?

We will love each other….will we not love each other? Won’t we love each other?

I will work hard..means I am determined to work hard.

They shall work hard. Means they are determined to work hard.

Evolution::: these type of use of will shall is becoming old fashioned in English now.

Bu next December, I all have been living here for three years.

If verb in the main clause in the future tense, then the tense in the subordinate clause would be in present tense.

I will hug you when we meet.