下列地点符合温带、东半球、北半球三个条件的是（　　）

    It is a rainy (阴雨的) day. A train stops at a small ____. A man is on the train and he feels hungry (饥饿的). He looks out of the window (窗) and sees a shop. A woman is ____ cakes in the shop and the cakes look ____. The man wants to ____ a cake, but the shop is a little (有点) ____ from the train. The man doesn't want to walk in the rain. Then he sees a boy. The boy is about five ____ old. He's playing near the window. "Come here, boy!" says the man, "Do you know how ____ the cake is?" "One dollar for one." says the boy. The man gives the boy two dollars and asks him to buy ____ cakes. "One is for you and the ____ is for me," he says to the boy.

    After some time, the boy comes back. He's eating a cake. He ____ the man one dollar. "Sorry, there is only one cake left (剩余). I eat the cake and here is one dollar back," says the boy.

从事科学实验的重要环节是进行科学实验的设计．科学实验的正确步骤应为：①明确实验目的②收集有关资料③设计合理方案④进行科学实验．请你按照以上四步，完成以下实验设计，根据装置图回答下列问题：（所用装置图用序号表示）

自2015年8月11日中国人民银行宣布完善中间价报价，再次推进人民币汇率形成机制改革以来，中国跨境资本流动的波动性明显上升，截至2016年12月底人民币中间价与8.11汇改时相比贬值了大约13%。受此影响，不考虑其他因素，可能出现（    ）

①人民币升值，进口增加

②人民币贬值，出口增加

③我国企业对外投资增加

④我国企业对外投资减少

两位数乘两位数的竖式计算：把数位较多的因数写在____，数位较少的写在____。