Complete the sentence with the correct form of KNOW: She has a good ______ of European history.

Answer and explanation

Correct answer: B. knowledge

  1. Step 1: 'A good ... of' requires a noun.
Answer
knowledge.
Why not the others: "known" is wrong because a past participle cannot follow 'a good'. "knowing" is wrong because 'knowing' is a participle. "knowledgeable" is wrong because 'knowledgeable' is an adjective.

Practise more Word formation: nouns, adjectives and adverbs.

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