28. Today, many students are __________ more challenging academic work at a younger age in spite of hardship in life they might deal with.
(A) not for
(B) ready for
(C) waiting for
(D) yet for。
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統計: A(18), B(129), C(20), D(15), E(0) #2236529
統計: A(18), B(129), C(20), D(15), E(0) #2236529