综合教程第1册 Unit 1I. DictationThroughout history / the basic unit of almost every human society / has been the family. / Members of the family live together / under the same roof. / They share the economic burdens of life / as well as its joys. / The family head usually has considerable influence / in arranging marriages, / selecting careers / and determining all important moves and purchases / by any member of the family. / Particularly in conditions / where society or the state / does not gi