单选题 Lest anyone ______ it strange, let me assure you that it is quite true.
A. thought B. should think C. had thought D. thinking

【正确答案】 B
【答案解析】[解析] 虚拟语气
以免有人大惊小怪，我在此证实事实属实。本虚拟语气由should加动词原形构成，表示一种假设的情况。