题目内容
(请给出正确答案)
[单选题]
I'mtallerthan__()
A.she
B.her
C.hers
答案
B、her
A.she
B.her
C.hers
B、her
第3题
A.i⁴ⁿ=1,n∈Z
B.i⁴ⁿ⁺¹=i,n∈Z
C.i⁴ⁿ⁺²=-1,n∈Z
D.iⁿ+iⁿ⁺¹+iⁿ⁺²+Iⁿ⁺³=0,n∈Z
E.iⁿiⁿ⁺¹iⁿ⁺²Iⁿ⁺³=1,n∈Z
F.i⁴ⁿ⁺³=-i,n∈Z
第4题
______ I'd have told you.
A.If I would have known it
B.If I had have known it
C.Had I known it
D.Should I known it