题目内容
() 4. 一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
C
练习册系列答案
相关题目
题目内容
() 4. 一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
C