Question

【题目】You'll forget the dancing skills easily________ (除非) you practice them often

Answer 1

【答案】unless

【解析】

句意：你将很容易就忘记舞蹈技能，除非你经常练习。

“除非”在英文中表达为“unless”，分析句子可知unless引导条件状语从句，故答案为unless。