人教实验版选修6Unit4.doc

单元重点单词 1．catastrophe n. 突如其来的大灾难，大灾祸 e.g.The earthquake was a terrible catastrophe. 这次地震是可怕的灾难。 2．climate n. 气候；有某种天气情况的地区；风气，思潮，倾向 e.g.Britain has a temperate climate. 英国气候温和。 She moved to a warmer climate. 她迁往气候较温暖的地方。 a climate of suspicion　怀疑的风气 the present political climate　当前的政治气候 3．destruction n. 破坏，毁灭；破坏者，毁灭者 e.g.the total destruction of a town by an earthquake 地震对一小镇之彻底毁坏 Gambling was his destruction. 赌博把他毁了。 destroy v. 摧毁，毁坏 4．speculation n. [U]推测，思考；[C]推测的结论；猜测 e.g.much speculation over the cause of the air crash 对飞机坠毁原因的多方推测 My speculations proved totally wrong. 我猜想的全错了。 5．consequence n. 结果，影响 e.g.Her investment had disastrous consequences. 她的投资结果很惨，血本无归。 be ready to take/suffer/bear the consequences of one’s actions 准备承担自己行动的后果 It is of no consequence. 这无关紧要。 He may be a man of consequence in his own country, but he’s nobody here. 他在自己的国家中尽管举足轻重，但在此地却毫不显眼。 常用搭配：in consequence (of sth.)由于（某事物）的缘故；因而 e.g.She was found guilty, and lost her job in consequence (of it). 他被判有罪，因而失去了工作。 6．state vt. n. 陈述；说明；状况，状态 e.g.state one’s views 说明自己的见解 state the obvious 陈述明显的事实 He stated positively that he had never seen the man. 他肯定地说他从未见过那个男子。 The house was in a dirty state 那房子很脏。 These buildings are in a bad state of repair. 这些建筑物需要整修。 a state of emergency 紧急状态 She was in a terrible state when we arrived. 我们抵达时，她情绪很不好。 7．range n. 种类；范围；幅度 e.g.What is the salary range for the post? 这一职位的薪金幅度是多少？ The annual range of temperature is from -10 to 40℃. 全年的温度较差为-10至40。 There is a wide range of ability in the class. 这班的水平差距很大。 That subject is outside my range. 那个问题已超出了我的研究范围。 8．decrease v. n. 减少；变小［反］increase e.g.Student numbers have decreased by 500. 学生人数减少了500名。 Interest in the sport is decreasing. 人们对此项运动的兴趣已逐渐浅薄。 some decrease in the crime rate 犯罪率的少许降低 There has been a decrease in imports. 进口货物有所减少。 常用搭配：on the decrease 在减少 e.g.Is crime on the decrease? 犯罪案件是否在减少？ 9．steady adj. 稳固的，持续的 e.g.make a table steady 使桌子不要摇晃 He’s not very steady on his legs after his illnes