大学英语第一册第四单元 教学目的： 1.引导学生简单地了解西方思想传统，如独立思考、批判精神、 对大众传媒的态度，等等。 2.帮助学生了解演讲中的语言技巧。 3.继续训练学生的语音语调。 语言要点： 1.the effect of alliteration:plain,pungent,purifying,preservative. 2.the effect of paralleling structures in speeches 3.Understand the analogy between“you”and“salt”. 4.to lay emphasis on... e.g.The government lays particular emphasis on the protection of the environment. 5.to pass for... e.g.It is strange that such a man should pass for a great scholar. 6.under false pretenses e.g.He obtained a huge sum of money under false pretenses. 7.to be to do e.g.The prime minister is to make a statement tomorrow.(planned) You are to deliver the parcel before 10:00.(order) 8.to bring out e.g.The panic of the ants brought out his pity. The publishing house has brought out a new series of children's novels. 9.to bear upon e.g.The price rise bore most severely upon people with fixed income. 10.to put to... e.g.The loss of the bike put me to great inconvenience. 11.to consist in... e.g.The true wealth does not consist in what we have,but in what we are. 12.to be bound to do... e.g.The project is bound to fail without the financial support of the government. 13.to plead for... e.g.When the rent was due,I pleaded for more time