一道不确定的英语选择,

问题描述:

一道不确定的英语选择,
How soon will he arrive?
______.
A.I think until ten o'clock
B.I don't think he will arrive at ten
C.Not until eleven perhaps
D.Very fast
这应该怎么回答,我不知道是C还是D,

选C,D是不正确的,应该改为very soon.C是对的.意思的,或许要到十一点钟.