39. _______ the most intelligent student in class, Michael was asked to teach his other fellow students who had
lower learning achievement than he did.
(A) To be
(B) Had been
(C) To have been
(D) Being
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統計: A(18), B(12), C(8), D(79), E(0) #678549
統計: A(18), B(12), C(8), D(79), E(0) #678549
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#958102
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