题目

生活中经常对一些物理量进行估测，下列数值最接近实际情况的是（） A . 将一枚鸡蛋举过头顶做功约为l0J B . 教室里日光灯正常发光通过的电流约为5A C . 电冰箱正常工作的电功率约为500W D . 通常人的脉搏跳动一次的时间约为0.8s 答案：D I’m not sure whether everything can be added into my journal, such as my thoughts, or a commentary on a movie.______, I waste a lot of time to consider what I should write. A. As a matter of fact                                  B. As a whole C. As a consequence                                     D. As follows