English » Sentence Improvement
Select the most appropriate option that can substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required’.
I imagine you have learnt a valuable lesson from this experience, didn’t you?
have you?
haven’t you?
did you?
No substitution required
A positive statement is followed by a negative question tag. (Jack is from Spain, isn't he?)
A negative statement is followed by a positive question tag. (They aren't funny, are they?)
A particular question tag follows the same form of verb. Hence did'nt you will replace have'nt you.