共 7 類科共用卷 關務特考四等考試-一般行政關務特考四等考試-化學工程關務特考四等考試-機械工程關務特考四等考試-紡織工程關務特考四等考試-資訊處理關務特考四等考試-關稅會計關務特考四等考試-電機工程英文106 年第 4 題單選題There is a sale at the electronic store and all computers are by 20%.AoverthrownBdiscounted正確答案CpreservedDrestored 答案與詳解