17. The mysterious man is _____ a secret intelligence agent, but nothing about him has been from official sources.
(A) acutely
(B)allegedly
(C) eligibly
(D) eternally
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統計: A(49), B(107), C(77), D(35), E(0) #1990731
統計: A(49), B(107), C(77), D(35), E(0) #1990731