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    Miss Lee is 21 years old. She likes students and her work. From Monday to Friday she stays at school and gives the students lessons. She has much work to do, but she often plays games with her students after school. On Sundays, she drives to her parents' home and stays with them. Sometimes she goes to see her friends on Sundays. She drives back to school on Monday morning. She's a good girl.

在我国，宪法规定公民享有监督权，可以监督国家机关及其工作人员的工作情况。实行公民的民主监督  （    ）

有3堆硬币，每枚硬币的面值相同．小李从第1堆取出和第2堆一样多的硬币放入第2堆；又从第2堆中取出和第3堆一样多的硬币放人第3堆；最后从第3堆中取出和现存的第1堆一样多的硬币放人第1堆，这样每堆有16枚硬币，则原来第1堆有硬币多少枚（　　）

下列词语中加下划线字的注音完全正确的一项是（    ）

豌豆的高茎与矮茎是一对相对性状，下列能够确定显性性状、隐性性状的杂交组合是（　　）