A.n+4 B.n+8 C.n+12 D.n+16
单项选择题空白(4)处应选择()
单项选择题空白(3)处应选择()
A.n+9 B.n+10 C.n+12 D.n+13
单项选择题空白(2)处应选择()
A.EAFCBD B.EFACDB C.EABCFD D.EACBDF
单项选择题空白(1)处应选择()
单项选择题空白(5)处应选择()
A.30,28,20,12,18,16,4,10,2,6,8 B.20,30,28,12,18,4,16,10,2,8,6 C.2,6,4,10,8,28,16,30,20,12,18 D.2,4,10,6,12,28,16,20,8,30,18