Explanation

The correct sentence is: "Oh, I forgot my keys." 

"Oh" is a common interjection used to express surprise, which fits the context of suddenly remembering the forgotten keys.

It is properly followed by a comma, as interjections are typically separated from the rest of the sentence.

Explanation

An interjection is a word or expression that occurs as an utterance on its own and expresses a spontaneous feeling or reaction.

It is a diverse category, encompassing many different parts of speech, such as exclamations, curses, greetings, response particles, hesitation markers, and other words. 

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RY 15-01-2023

Explanation

A(n) interjection is a word that expresses a strong emotion such as joy, sorrow, excitement, surprise, etc.

It often stands alone or at the beginning of a sentence, adding emotion or emphasis to the expression.

Explanation

Explanation

An interjection is a word or expression that occurs as an utterance on its own and expresses a spontaneous feeling or reaction. It is a diverse category, encompassing many different parts of speech, such as exclamations, curses, greetings, response particles, hesitation markers, and other words.

Explanation

An interjection is a word or phrase used to express a feeling or to request or demand something.

While interjections are a part of speech, they are not grammatically connected to other parts of a sentence.

Interjections are common in everyday speech and informal writing.

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RY16012023

Explanation

An interjection is a part of speech that shows the emotion or feelings of the author.

Interjection means حروف فجائیہ

Ouch!, wow! Oh! Are examples of interjection

Explanation

Use commas to separate words and word groups in a simple series of three or more items.

Explanation

Words like ahh, alas & oops are called Interjections.