it depends on what type of play it is but mostly the central idea will be around one or two main characters and the trials that they go through
It establishes the main protagonist and antagonist
Tom Buchanan could be seen as a representative of the American Dream because his life is, for many, the ultimate goal. The American Dream is typically thought of as the possibility that, in America, anyone can start with nothing and, through their own hard hard work and perseverance, attain wealth and prosperity. Tom Buchanan is the pinnacle of wealth and prosperity; he has a lavish and elegant estate in East Egg, a beautiful and fashionable wife, and a team of polo ponies. Further, when people dream big—when they imagine what they would like to have and what they would like to be in their version of the American Dream—it could very likely be the success of someone like Tom that they imagine. Many people want all the things Tom has. People hope that achieving the American Dream will result in achieving Tom's life.
When linking 2 independent clauses with a conjunctive adverb, a semicolon and a comma.
I cannot believe Zoe lost my favorite jacket.
does she really need a new handbag?
are these flowers for me? oh Jack! i dont know what to say!
what is happening over there? what are all of those people looking at?
i do not want to wear a suit. i hate formal clothes.
laura does not hate maths, she just finds it difficult.
do you see the bracelet with the three diamonds? that is the one i want.