It seems ____ that no one saw this crisis.

选择一项：

a.
incredible


b.
uncredible


c.
incredable


d.
uncredable

credible “可信的”的否定形式要在其前面加前缀in-。因此，此题选A，incredible 最合适，句意为：没有人觉察到这场危机，这好像令人难以置信。