The prospects for cure, though still distant, are brighter. "First, we need to understand how the normal cell controls itself. Second, we have to determine whether there are a limited number of genes in cells which are always responsible for at least part of the trouble. If we can understand how cancer works, we can counteract its action. "

　　66. The word "dormant" in the third paragraph most probably means__.

　　[A] dead

　　[B] ever-present

　　[C] inactive

　　[D] potential

　　[答案] C

　　[解题思路]

　　“dormant”一词出现在文章第三段的倒数第二句“Anything from cosmic rays to radiation to diet may activate a dormant oncogene, but how remains unknown”。通过上下文的“activate”(激活)以及下一句中的“driven into action”，这些线索都可以说明“dormant”表示的是“inactive”的意思，正确答案为C。“dormant”的意思是“休眠的”，原句的意思是“从宇宙射线、辐射到日常饮食，任何东西都可能激活一个处于静止状态的致癌基因，但如何激活的原因却尚不为人知”。

　　[题目译文]

　　第三段中的“dormant”这个词语的意思很可能是 。

　　[A] 死的

　　[B] 经常存在的

　　[C] 不活跃的

　　[D] 潜在的