1,Carelessness is the ( )of his failure.

1,Carelessness is the ( )of his failure. carelessness is the cause of his failure. His carelessness ( ) his failure in the examination His carelessness _______ his failure in the examination. His carelessness led to his failure in the exams对his failure His experiment----- (prove) that failure is the mother of su 填空1：Failure is the mother of s___ 2:He left his driving l___ Is this the reason _____at the meeting for his carelessness Because of his carelessness,he failed in the exam 英语 his carelessness led to the water supply of more Failure is the mother of the a___ of confidence is the cause of his failure in the ex