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The structure It is/was ...that/who... can be used to emphasize the main point of a sentence: Model 1: The various studies converge here . --> It is here that the various studies converge. Model 2: We made all these sacrifices for you . --> It was for you that we made all these sacrifices . Rewrite the sentences below as It is/was ... that/who ... sentences. The idea to be emphasized each one is underlined. 1. We organized this volunteer group for the benefit of the old people in the neighborhood .