阿摩線上測驗
23. The project timeline is so long that it is difficult to ______ what the final cost will be.
(A) betray
(B) comprise
(C) estimate
(D) flatter
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統計： A(3), B(6), C(39), D(2), E(0) #3887973
統計： A(3), B(6), C(39), D(2), E(0) #3887973
