32. _____ is the key to his success. He always tries hard and never gives up.
(A) Preservation
(B) Perseverance
(C) Camouflage
(D) Compensation
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統計: A(37), B(92), C(15), D(20), E(0) #3102670
統計: A(37), B(92), C(15), D(20), E(0) #3102670