A metaphor?? Not sure what this was to be
I think that if the sentence was they get paid ( as a verb) every alternate week it would be definitely a passive voice. Do not forget that the passive forms are made up of the verb be with a past participle.<span>
</span>
I would say it would be the last one
Because the organization depends on how you will be making the essay because if you did order of importance than your central idea would most likely be developed in the beginning, but if it was like order of like same and difference then the central idea would be tough to put in you would have to put the central idea at the end to clarify why you did the order of same and difference.
When a close encounter with a black mamba left him unharmed, George felt reassured in his plan.