Question

【题目】______ you hear from me to the contrary, expect me on Friday at about 6 pm.

A. Unless B. Until

C. While D. Although

Answer 1

【答案】A

【解析】

考查条件状语从句。A. Unless除非；B. Until 直到---为止；C. While当---时候；D. Although尽管。句意：除非你接到相反的通知，否则星期五下午6点左右见。此处是unless引导的条件状语从句，故选A。