体内合成胆固醇的直接原料是
A.丙酮酸
B.草酰乙酸
C.乙酰乙酸
D.乙酰辅酶A
E.α-酮戊二酸
参考答案:D
When I saw her again ten years later, she had changed a lot and looked different _____ she used to be. [ ]
A. what
B. from what
C. in what
D. from
根据消费者权益保护法的规定,消费者在购买、使用商品的过程中利益受到损害,如果原企业合并的,其可以行使()
A.向原企业要求赔偿
B.向经销商要求赔偿
C.向变更后承受其权利义务的企业要求赔偿
D.无法要求赔偿