---- 國語站 題庫 2.77W 大中小設置文字大小 問題詳情: ----________ do you volunteer in Old people’s Home? ----Once a week. We hope to help the old more. A. How soon B. How many C. How often D. How long【回答】C 知識點:相似 相近詞比較題型:選擇題 TAG標籤:#