Select the option that will improve the underlined part of the sentence. In case no improvement is needed, select 'No improvement required'.
I wish I have come an hour sooner.
Answer & explanation
Correct answer: option 2
The correct option that will improve the underlined part of the sentence is Option 2: "had."
The correct sentence would be: "I wish I had come an hour sooner." This form of the verb "had" is used in the past perfect tense to express a hypothetical or unrealized situation in the past. It is the appropriate choice in this context to convey the speaker's regret about not coming earlier.