题目

Most teenagers are given pocket money by their parents in United Kingdom of Great Britain and Northern Ireland. Teenagers get between ￡7 and ￡20 a Week. They spend it on fast food, clothes, the cinema, concerts, magazines and mobile phone. Lazy parents? 37% of parents pay teenagers to clean the room, and 66% of parents pay teenagers to take the rubbish out. Lazy teens? 51% of teenagers don't make their beds before they leave home. Only 13 % of teenagers wash the car for money. Some parents even pay their teenagers to do their homework. Equality? Not yet! Boys get more money than girls for 神经冲动在两个神经元之间传递时，以下生理活动不会发生的是（ ）A．生物膜的融合和转化B．离子通道的开放和关闭C．ATP的合成和水解D．信号分子与突触前膜上受体的识别和结合