There could be a noun, a verb and an adjective in one sentence

Yes, a sentence can include a noun, a verb, and an adjective, as these are fundamental parts of speech. Here's an example:

"The quick brown fox jumps over the lazy dog."

In this classic sentence used to showcase all the letters in the English alphabet:
- Noun: "fox" and "dog" are nouns, representing things or animals.
- Verb: "jumps" is the verb, describing the action taking place.
- Adjective: "quick" and "lazy" are adjectives, describing the fox and the dog, respectively.