Which of the options, (a), (b), (c), (d) given below each sentence should replace the phrase printed in bold in the sentence to make sentence grammatically correct? If the sentence is already grammatically correct, mark option ‘No replacement required’ as the answer.

If I had reached the station five minutes ago, I would have catch the train.

Correct option is D

The correct answer is (D) I would have caught.

Analysis of the Error

This sentence is an example of the Third Conditional, which is used to talk about an imagined past—situations that did not actually happen.

• The Structure: The "If" clause uses the Past Perfect (had + past participle), and the main clause must use the Perfect Conditional (would have + past participle).
• The Error: The original sentence uses the base form "catch" instead of the past participle "caught."
• The Correction: "would have" must be followed by caught.

Conditional Sentence Comparison