A simple subject is probably the most basic unit in sentence construction. A subject is a noun, which is a person, place, thing, or idea. A subject tells us who or what the sentence is going to be about. Without a subject, we cannot have a complete sentence. A simple subject is a subject that has just one noun as the focus of the sentence. This means that only one noun does the action, or connects, to the verb of the sentence.
Answer: 'must' and 'not'
Explanation: must+not=musn't
Ex: You musn't do that.
By making the way characters speak sound authentic
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In the last passage, it demonstrates the distinctive perspective of both mindsets.When the development outlook falls flat, they tend to discover approaches to strategize. They tend to discover better approaches to study.The settled outlook thinks more about getting decent evaluations at that point. This essentially bolsters a settled attitude loses intrigue once the work turns out to be too hard for them.