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二、核对答案,并对这几个句子进行逐一剖析 1.If you say the word “communication”,most people think of words and sentences. 2.Although these are very important,we communicate with more than just spoken and written words. 3.If our right hand is busy greeting someone,it cannot be holding a weapon. 剖析:以上三个句子都包含一个状语从句,其中,第一句和第三句是　　　　　引导的　　　　　状语从句,意为“　　　　　”;第二句是　　　　　引导的　　　　　状语从句,意为“　　　　　”。  答案:if　条件　如果　although　让步　虽然,尽管