题目内容
(请给出正确答案)
[单选题]
I'mtwoyears__thanyou()
A.young
B.shorter
C.younger
答案
C、younger
A.young
B.shorter
C.younger
C、younger
第1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
第2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7题
I'm not really ill, but I have a ______ headache.
A.slight
B.temporary
C.light
D.mild
第9题
A.I'm afraid I can
B.I wish I could, but I've brought you a lot of trouble
C.I'd like to, but I've already had plans for tonight
D.Thank you for asking me, but I will come