The correct sentence is That is a really "hot" car.
How is the usage "hot" car?
If you say your car is hot-
- you could be talking about the temperature inside.
- you could be talking about the fact that you stole it or got it from somebody who stole it.
- you could be talking about how it's a very chic design.
As for hot being an adjective, of course it is, and even if it's the complement of the noun after a linking verb like be, it's still an adjective.
- Adjective is a word or phrase naming an attribute, added to or grammatically related to a noun to modify or describe it.
- Adjectives can also be placed at the end of a sentence if they describe the subject of a sentence.
Hence, the correct sentence is That is a really "hot" car and the adjective is hot.
To learn more about the adjectives, refer to: https://brainly.com/question/550822
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