Apersonwhohassleptwellwillhaveaclearmindandworkefficie... 國語站 題庫 3.04W 大中小設置文字大小 問題詳情: A person who has slept well will have a clear mind and work efficiently in the daytime______ people with sleep disorders find it difficult to concentrate during the day.A. unless B. whileC. if D. until【回答】B知識點:連詞題型:選擇題 TAG標籤:#