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Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Question 48: A beaver uses its strong front teeth to cut down trees and peel off its bark.
A B C D
Question 49: One or the other of the secretaries have to attend the meeting. But both
A B C
of them are reluctant to do so.
Question 50: A paragraph is a portion of a text consists of one or more sentences
A B C
related to the same idea.