Sentence Improvement · Question 1 · Easy

Sentence Improvement question 1

Choose the best replacement for the part in square brackets. If no change is needed, choose 'No improvement'.
He [did not knew] the answer to the last question.

  1. did not know
  2. does not knew
  3. had not knew
  4. No improvement
Answer and explanation

Answer: A. did not know

Explanation: After the auxiliary 'did', the main verb takes the base form: 'did not know'.

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