Direction: In the following questions, a sentence/part of the sentence is printed in bold. Below are given alternatives to the bold sentence/part of the sentence at (1), (2) and (3) which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4).
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I shall not go until I am invited.
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- till
- whether
- unless
- No improvement
Correct Option: C
unless (Conj.) : used to talk about a situation that could happen, or something that could be true, in the future.
until/till (Conj., Prep.) : up to the point in time/the event mentioned
The sentence means – If I am not invited, I shall not go.
Here, unless is the right usage.
