A:细胞膜上糖蛋白减少
B:细胞内色素逐渐减少
C:细胞代谢速率减慢
D:细胞内所有酶的活性上升
Many people ________ their friends or family by mobile phone today.
形近字组词
情____ 请____
植____ 值____
化简|1-2|+1的结果是( )