题目

____ we don’t lost heart , we’ll find a way to overcome the difficulty.  A. So far as B. As far as C. So long as D. Even though   答案：Cso long as相当于if，引导条件状语从句。   沧海月明珠有泪，________。此情可待成追忆，________。 五步一楼，十步一阁；________，________；各抱地势，________。