题目

---Julia has moved to a nursing home recently ---Oh, really? I        know. I       go and visit him by and by. A．didn’t; am going to                                      B．don’t; would C．didn’t; will                                                 D．don’t; will 答案：C下列哪一组养分不是人体内的能源物质，但对维持正常生命活动却很重要（ ）A．糖类、维生素B．维生素、无机盐C．蛋白质、脂肪D．矿物质、蛋白质