国务院某参事在基层调研时发现，当地部门的个别工作人员上班期间不能遵守制度，在网试上“种菜”“偷菜”，工作态度不端正，于是打电话向有关部门反映问题并提出建议。该参事是通过何种方式行使监督权（   ）

留心周围的生活情景，你会时刻从中感受到物理知识的无穷魅力．请判断如图所示四个情景中哪个说法是错误的（   ）

阅读下列短文，从每小题的三个选项中选出最佳选项。B
    Water comes from the sea, the rain and the tap. Animals, plants and human beings all need water. It is important for our daily (日常的）life. We use water to wash clothes and vegetables. We use water to cook food, make drinks, wash our face and so on. Firemen use water to put out fires. Fanners use water to grow crops. Water is useful. We mustn't waste (浪费）water. We must save water. Turn off the tap when you are brushing your teeth. Don't take a shower too long. Use the same water many times.

根据如图中经透镜折射后的光线画出入射光线．