Directions : In these questions a sentence/ part of the sentence is bold. Below are given alternatives to the bold sentence/ part of the sentence at a, b and c which may improve the sentence. Choose the correct alternatives. In case no improvement is needed, your answer is d.
The correct sentence is C
Replace `is' with `are'.
As the verb is in the past form `knew',helping verb must be in the past form.
Also sentence starts with `wish'
Wish denotes the unfulfilled desire.It also denotes the part things or whishes.
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