10. The teacher showed for the noise in the classroom and continued with his lecture as if he had not heard anything.
(A) connection
(B) rejection
(C) tolerance
(D) involvement .
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統計: A(5), B(9), C(39), D(7), E(0) #681479
統計: A(5), B(9), C(39), D(7), E(0) #681479