Taiwan's Coast Guard ships were carrying out a rescue mission in _____ with the Chinese coast guard in waters off Dongding Island, working together to save fishermen in a capsized Chinese fishing boat.
Aconcert正確答案
Bdiscern
Cessence
Ddependence
答案與詳解
A
正確答案
in concert with 是「與...協同、合作」的固定片語，常用於救援、行動合作語境。
逐選項解析
Aconcert✓ 正確
Bdiscern✕ 錯誤
discern 是動詞，意為「辨別、察覺」，非名詞也無 in discern with 用法，詞性與語意都不合。
Cessence✕ 易錯陷阱
essence 意為「本質、精髓」，雖有 in essence (本質上) 片語，但不接 with，語意也與合作救援無關。
