Question

【题目】I will never forget that terrible accident _____ it happened so long ago.

A. only if B. even though C. only when D. ever since

Answer 1

【答案】B

【解析】

句意：即使它是很久以前发生的，我将永远不会忘记那场可怕的事故。only if只要；even though即使，尽管；only when只有当…的时候；ever since自从。根据句意可知，这里表示“即使，尽管”，用even though引导让步状语从句。