题目

生物体进行生命活动的主要能源物质和细胞内良好的储能物质分别是（    ） A．蛋白质、脂肪 B．糖类、脂肪  C．脂肪、糖类 D．糖类、蛋白质 答案：BShanghais is known ________ “the Oriental Pearl”, so many foreigners come to visit Shanghai very year.A.forB.asC.withD.about