A. express B. effort C. employ D. reduceĐoạn văn296/500A. express B. effort C. employ D. reduce expresseffortemployreduceGiải thíchĐáp án B Express /ɪkˈsprɛs/Effort /ˈɛfərt /Employ /ɪm’plɔɪ/Reduce /rɪdjus/