Final answer:
An interjection is a word or phrase that expresses strong emotion or surprise. Examples include 'Wow!', 'Oh no!', and 'Yuck!'. Interjections are often used to add emphasis or convey feelings.
Step-by-step explanation:
An interjection is a word or phrase that expresses strong emotion or surprise. It is usually accompanied by an exclamation mark or a comma. Some examples of interjections include 'Wow!', 'Oh no!', 'Yuck!', and 'Oops!'. Interjections are often used to add emphasis or convey feelings in a sentence.
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