阿摩線上測驗
19 In order to further upgrade their service, supermarkets often look forward to having the ______ of their customers.
(A) supply
(B) performance
(C) rejection
(D) feedback
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統計： A(11), B(10), C(4), D(130), E(0) #3564951
統計： A(11), B(10), C(4), D(130), E(0) #3564951
