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থিম নির্বাচন

আপনার পছন্দের থিম বেছে নিন।

From each of the following questions, find out which part of the sentence has an error. 'Had I come ' 'to known about his difficulties' 'I would have certainly helped'. 'No error'

A. had I come
B. to known about his difficulties
C. I would have certainly helped
D. no error
সঠিক উত্তরঃ B. to known about his difficulties
Explanation: