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Section Ⅱ Welcome to the unit & Reading—Language PointsUnit 2 The environment栏目导引栏目导引Unit 2 The environment1.debate n ． & v ．争辩，辩论( 教材 P22) Today’s debate question is ，‘ The economy or the environment—must we choose ？’ 我们今天辩论的话题是“要经济还是环境——我们必须做出抉择吗？”栏目导引栏目导引Unit 2 The environmentoperate the debate 展开辩论hold a debate 举行辩论会beyond debate 无可争辩under debate 正在辩论debate with sb.about / on sth. 就某事和某人辩论栏目导引栏目导引Unit 2 The environment①I debated with Mary about this problem.我和玛丽就这个问题进行了辩论。②We’re just debating what to do next.我们正要讨论下一步做什么。[ 易混辨析 ]debate ， argue ， discussdebate指正式的辩论，通常在一位仲裁人的主持下，按照一定的规则进行，双方各自申述理由。argue是指说理、论证，侧重于摆出事实，试图说服对方，也可能是激烈地交换意见，以致争吵。discuss 重在交换意见，进行讨论。栏目导引栏目导引Unit 2 The environment[ 自填助记 ](1)They will___________ the question tomorrow.(2)They are always ___________with each other about money.(3)Have you ____________the problem with anyone? debate arguingdiscussed 栏目导引栏目导引Unit 2 The environment2.flow vi.& n ．流动，流畅地进行( 教材 P22) Other types of waste flow into our water, killing river and sea life. 其他种类的废物流入我们的水中，杀死河流及海洋中的生物。flow into... 流入……flow through... 流经……flow from... 来自于，源于，产生于flow away 流逝a flow of... 大量的，源源不断的栏目导引栏目导引Unit 2 The environment①The doctor could not stop the flow of blood. 那位医生无法止住流血。②The traffic began to flow normally again.交通又恢复正常的流动。③The river __________________the sea.这条河向南流入大海。④The years ______________so fast. 年华易逝。flows south intoflow away 栏目导引栏目导引Unit 2 The environment3.duty n ．义务，责任，职责，职务( ...