Question
Find the erroneous part of the given sentence. If none
of the parts contains error, mark ‘No Error’ as your answer. They have been (A) / waiting for the bus (B) / since over an hour (C) / but it still hasn't arrived. (D) / No Error (E)Solution
The correct preposition to use with the expression "an hour" is "for." Therefore, it should be "for over an hour."
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