Itissaidthatpoliceofficershavebeenclosely 國語站 題庫 3.21W 大中小設定文字大小 問題詳情:It is said that police officers have been closely ________ the organization's activities.A. monitoring B. seeing C. noticing D. observing 【回答】A知識點:動詞題型:選擇題 TAG標籤:#