Question

10.  It's too_________ . I don't think you can get to school on time, __________ you take a taxi.

A. late; unless            B. late; if

C. early; unless            D. early; if

Answer 1

10.   A考查语境和unless的用法。根据句意应该用late 而不能用early; unless意为"除非"，符合句意。故 选A。