Direction: In each of the following questions, a sentence/a part of the sentence is printed in bold. Four alternatives are given to the bold part which will improve the sentence. Choose the correct alternative corresponding to it. In case no improvement is needed, choose No improvement.
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When in doubt check it up with a good dictionary.
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- check it up in
- check it in
- check it with
- No improvement
Correct Option: B
Here, check it in is the right usage.
