阿摩線上測驗
23 The factory workers _________ that their workload was too heavy but the pay was too low. They decided to stage a protest.
(A) complained
(B) expected
(C) introduced
(D) proposed
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統計： A(1574), B(67), C(55), D(47), E(0) #432256
統計： A(1574), B(67), C(55), D(47), E(0) #432256
