The tone of the sentence, "I'm sure you'll be happy to know it looks a lot better these day" is: Optimistic.
<h3>What is the tone of a sentence?</h3>
The tone of a sentence refers to the feeling that is given off by the word choice of the writer.
In the sentence above, the speaker expressed optimism because he was positive that the listener will be happy to know about the state of the object that he was talking about.
Learn more about literary tone here:
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Hey, I recommend adding an image of the story. Currently I am not sure what story you are referring to.
HUAC played McCarthy in mccarthyism
The design or pattern of a play is known as structure.
For example, a play consists of acts, and acts consists of scenes, etc.