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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We have to know that we can achieve things slowly and gradually, not overnight.
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- would know that
- had to know that
- must know that
- No improvement
Correct Option: C
Here, must know that is the right usage.
