阿摩線上測驗
3. The waiter’s main ______is to take the diners’ orders and then to bring them their food.
(A) cost
(B) bug
(C) diet
(D)job
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統計： A(11), B(17), C(26), D(148), E(0) #2042736
統計： A(11), B(17), C(26), D(148), E(0) #2042736
