根据我国《保险法》规定，投保人提出保险要求，经保险人同意承保，保险合同即告成立。
参考答案：错
— He is eager to try something he has never tried before.
— Oh, I see. That's ____ he's different from others.[ ]
A. when
B. where
C. how
D. what
应激原的种类？
