Helping Verbs

These are the helping verbs we will be dealing with - may, will, must and should.

will: certain
may: uncertain
must: absolutely necessary
should: morally obligated
would: hypothetical

Examples for
Certain: Mamata Banerjee will do anything to enhance her political image.
Uncertain: The truth may well lie in between.
Absolutely Necessary: Private sector must support scientific research too.
Morally Obligated: There are entirely legitimate debates to be conducted on when the West should leave Afghanistan
Hypothetical: ...left to themselves, people would make rational choices.