题目

Most people want to be successful, but never stop to think what it will really take to get there in their chosen field. If it means going back to college for 2 years of night school, could you do it ? If it means reading a book a week for about 6 months in order to really master a new skill ? If you aren’t prepared to do any of those things because they are outside of your comfort zone, then you can forget being succesful. I guarantee you will never reach your goals in life, unless your goals are to be ordinary. The biggest killer by far is the dreaded “ comfort zone ” where most people 某食品干燥剂为白色固体，化学兴趣小组同学欲探究其成分，进行如下实验：下列判断不正确的是（ ）A．称取2.0g干燥剂要用到的仪器室托盘天平B．操作I是过滤C．溶液a与溶液b可能都含有OH-且具有相似的性质D．该干燥剂的主要成分可能是生石灰，也可能是烧碱