Multiple choice Directions: Choose the correct part of speech for the given word. Knock <font face="Arial">conjunction</font> noun adjective adverb preposition Reveal answer Fill a bubble to check yourself B Correct answer Explanation A knock refers to the sound or action of hitting something (like a door), which can be used as a noun (e.g., 'there was a knock at the door'). While 'knock' can also be a verb, the noun form is commonly used. A conjunction connects words or clauses.