Tim is someone's name, and thus, <u>is a proper noun.</u>
<u><em>Explanation:</em></u> A proper noun is a specific noun. For example, "lake" is a common noun and thus do not need capitalization but Lake Michigan is a specific noun (because it's a specific place) and does need capitalized. All proper nouns need capitalization, and a common proper noun is someone's name.
Doctor can be used generally, you could say, "I think I need to go see a doctor" so that's not it
Uncle could work if you were referring to someone specifically. "My uncle is coming over" is using it in a general sense, but, "My Uncle John is coming over" is more specific, so that would be a specific noun but in this case, it isn't.
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Robot by itself is a common noun so it isn't an option. For example, "did you see this cool robot she's working on?" It's used in a general sense.
Depending on the prompt I`d say formal tone. As if you were going into an interview
This is where Lennie has gone back to that place by the river after he has killed Curley’s wife. Lennie expects that George will give him hell. he asks George if George is not going to do it. George says that he will not, but Lennie really wants him to.
Some people might say it is even good to mention incomplete projects, It's even better to have something already done. I would say that it would be fine to mention it, might even help.