Look, the little boy（ ）a big dictionary from the shelf. A、is taking down B、is taking out C、is
问题描述：
Look, the little boy（ ）a big dictionary from the shelf. A、is taking down B、is taking out C、is
答
答案选B
Look说明当前事件正在发生,要用进行时态
而A选项中的take down 意多为“写下; 病倒; 记下”不符语义
B选项中的take out意思为“取出; 除去; 扣除; 带...出去”符合语境