Question
There's no hope for him now because he's lost his tiles
and has gone completely crazy. In each question below, a sentence is given with an idiom/phrase printed in bold type. That part may contain a grammatical error. Each sentence is followed by four alternatives. Find out which option should replace the phrase/idiom given in bold to correct the error, if there is any, and to make the sentence grammatically meaningful and correct. If the sentence is correct as it is and āNo correction is requiredā, mark 5) as the answer.Solution
The correct expression is ālose your marblesā. It means āto go insaneā. There's no hope for him now because he's lost his marbles and has gone completely crazy.
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