强调句1. 常考的强调句结构是 it 引导的句子。 It is (was) 被强调部分 + that (who) + 句子其他部分。 此结构强调的成分仅限于主语，宾语和状语。 It is from the sun that we get light and heat. 原句： My father did the experiment in the lab yesterday evening.强调主语： It was my father who did the experiment in the lab yesterday evening.强调宾语： It was the experiment that my father did in the lab yesterday evening.强调时间： It was yesterday evening that my father did the experiment in the lab. (注意不用 when)强调地点： It was in the lab that my father did the experiment yester
