Question

【题目】_________ I am busy this weekend, I will go to the folk concert with you.

A. Since B. Whether

C. If D. Unless

Answer 1

【答案】D

【解析】试题分析：句意：除非我这周很忙，我会和你去民族音乐会。A. Since自从；B. Whether是否；C. If如果；D. Unless除非。根据句意及语境此题应选D。