Would you like to drink coffee sugar?
A:to
B:with
C:of
D:for
3____3=9 4____4=8 6____4=10
3____1=2 2____2=4 4____3=1
VK2/(μmol•L﹣1)
0
10
20
30
40
细胞凋亡率/%
3.15
6.37
14.70
19.31
26.42