Question

–May I go to the concert with you?
– I’m afraid not ______you have a ticket, because I have only one.

A．since

B．if

C．unless

D．though

Answer 1

C

试题分析：句意：我可以和你一起去听音乐会吗？恐怕不行。除非你有一张票，因为我只有一张。since 自从；既然；if 如果；unless 除非，如果不；though 尽管。根据句意可知选C。