The phrase "The motor is on fire" is best classified as a declarative sentence, as it makes a statement or provides information. It is not a fragment, exclamatory, interrogative, or imperative sentence. Declarative sentences are used to convey facts or opinions.
declarative
Well, this sentence is an interrogative sentence. When a sentence is a question, it is an interrogative sentence. Imperative sentences give commands or requests, declarative sentences declare things like: I went to the park today. Exclamatory sentences are said with feeling.
Sure! "Please close the door." (imperative) "The door is closed." (declarative) "Is the door closed?" (interrogative) "What a beautifully closed door!" (exclamatory)
This sentence is interrogative. It is asking a question about someone's name.
The sentence is interrogative because it is asking a question.
It is interrogative, being a question and starting with the word "who".
imperative
An imperative sentence is a command or suggestion. It does not become an exclamatory sentence just because it ends in an exclamation mark. An exclamatory sentence expresses emotion or fervor, and may be declarative or interrogative (for example, a strong statement or an hysterical question).
This is an imperative sentence. It gives a command or request to not touch the package.
It is an interrogative sentence because it is asking a question.
Some kinds of sentences include: Declarative Sentences - statement and ends with period Interrogative Sentences-Question and ends with question mark Imperative Sentences-Strong Feeling And ends with exlamation Point
Declarative (statement) Imperative (command) Interrogative (question) Exclamatory (exclamation[!])