阿摩線上測驗
16 Tour leaders need knowledge of the places they are visiting, and they are also_____the logistics and
planning of a trip, ensuring everything runs smoothly.
(A)covered with
(B)charged to
(C)on behalf of
(D)responsible for
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統計： A(4), B(2), C(6), D(50), E(0) #1227853
統計： A(4), B(2), C(6), D(50), E(0) #1227853
