----I think the teacher is wrong, _____?

----No, I don't think so 

A．don't you

B．don't I 

C．doesn't he

D．doesn't she

飞翔是人类多少年来的梦想，请问人类在哪一年实现了首次飞行？（）

A.1783年

B.1784年

C.1785年