题目

Many children first learn the value of money by receiving an allowance. The purpose is to let children learn from experience at an age when financial mistakes are not very costly. The amount of money that parents give to their children to spend as they wish differs from family to family. Timing is another consideration. Some children get a weekly allowance. Others get a monthly allowance. In any case, parents should make clear what, if anything, the child is expected to pay for with the money. At first, young children may spend all of their allowance soon after they receive it. If they d国民会议运动的内容包括 ①结束军阀统治　　　　　　　　　　　　 ②反对帝国主义侵略 ③废除不平等条约　　　　　　　　　　   ④建立联合政府 [    ] A．①②　　　　    B．②③　　　　    C．①②③　　　　    D．②③④