Unit 14 Freedom fighters 一、重难点解析 1.Although slavery ended in the USA in 1865, almost a hundred years before, the South had its own laws to continue the separation of blacks and whites. 尽管在 1865 年，差不多 100 年前， 美国就结束了奴隶制度，南方却仍然拥有自己的法律，继续隔离黑人和白人。 二、日常用语 1.What happened first was that . 2. happened as a result of . 3.You could expect . because . 4.That led to . 5.One of the reasons why . is . 6. is often followed by .