多选题 Residents of the isolated island were forced to master the art of navigation, becoming the ocean"s most ______ sailors.
【正确答案】 A、F
【答案解析】[解析] ●逗号表示前后同义重复。
●空格与master(掌控)同义重复。
●adept熟练的,temperamental易激动的,congenial和善的,thin-skinned敏感的,reclusive隐居的,virtuoso技艺精湛的。答案选AF。