题目

如图所示电路中，电压表V1、V2、V3的示数分别为U1、U2、U3，电流表A1、A2的示数分别为I1、I2，那么下列关系正确的是：     A．U2=U1+U3，I1=I2     B．U2=U1=U3，I1=I2 C．U1+U2=U3，I1<I2     D．U2=U1+U3，I1>I2   答案：AI have a friend. His name is James. He’s an English boy. He is thirteen years old. He is tall. He has a round face, big eyes and a big nose. His mouth is wide, but his ears are small. His hair is short. 根据短文内容，选择正确答案。【小题1】James is my ____.A．studentB．teacherC．friendD．sister【小题2】James is ____.A．12B．13C．14D．15【小题3】James comes from ____.A．CanadaB．JapanC．ChinaD．England【小题4】James has ____ hair.A．shortB．longC．bigD．small【小题5】____ is James.A．B．C．D．