Question

—May I go to the science museum with you next Saturday?
—You can't ________you have a ticket. I have only one ticket.

A．if	B．until
C．unless	D．as soon as

Answer 1

C

解析试题分析：句意：我可以下周六和你一起去科学博物馆吗？除非你有票否则你不能去。我只有一张票A. if 如果， B. until 直到， C. unless 除非，D. as soon as　一……就……。据句意，故选C。
考点：考查连词。