39,13,13/3,13/9,( )。A.2/3B.13/27C.27/13D.1/2
39,13,13/3,13/9,( )。
A.2/3
B.13/27
C.27/13
D.1/2
相关考题:
27、下面代码的输出结果是 for i in range(10): if i%2!=0: continue else: print(i, end=",")A.2,4,6,8,B.0,2,4,6,8,C.0,2,4,6,8,10,D.1,3,5,7,9,
mtDNA中mRNA基因的数目为A.2个B.13个C.17个D.22个