【创新设计】（江苏专用）2016-2017学年高中英语 Unit 3 Tomorrow’s world Period Three Task讲义 牛津译林版必修4.doc

Period Three　Task Part Ⅰ　Language Focus Ⅰ.单词自测 1.editor n.编辑 edit vt.编辑；校订 edition n.版；版本 2.constant adj.连续发生的，不断的；恒定的 constantly adv.连续地 3.monitor n.(计算机)显示器；监测器；班长；vt. vi.监视 4.function vi.起作用，正常运转；n.作用，功能；职能 5.printer n.打印机；印刷厂，印刷工人 6.button n.按钮；纽扣；vt. vi.扣上纽扣 7.chief adj.最重要的，首要的，主要的；n.(公司或机构的)首领 8.importance n.重要性 important adj.重要的 importantly adv.重要地 Ⅱ.短语自测 1.look into调查；朝……里面看 2.write to sb.写信给某人 3.be connected to与……连接 4.in worse condition状况不佳 5.update the equipment更新设备 6.find out查明；弄清楚 1.constant [语境感悟] (1)(教材P53)Recently，I have experienced constant problems in the computer room. 最近，我在计算机房遭遇了一连串的问题。 (2)The birth rate in this city is almost constant. 这座城市的出生率几乎是不变的。 (3)He is constant to his purpose. 他始终抱定目标。 (4)She is constant in love.她对爱情忠贞不渝。 [归纳拓展] (1)constant adj.不断的，连续发生的；恒定的 constant complaints没完没了的抱怨 constant trouble时常发生的麻烦 at a constant speed以恒速 be constant to/in...对……忠诚 (2)constantly adv.持续不断地；经常地 [即时跟踪] (1)It moves at a constant speed. 它以恒速移动。 (2)He is in constant trouble with the police. 他总是不断地与警察惹麻烦。 (3)He has been in his devotion to scientific studies. A.constant B.constantlyC.content D.contentedly 答案　B 解析　句意为：他已经在科学研究方面持续地投入了他的精力。因为修饰谓语动词，所以应用副词。 2.function [语境感悟] (1)(教材P53)Also，we need to buy new keyboards，mouses and monitors，because many of the keyboards have letters missing and some mouses and monitors are not functioning properly. 我们还需要购置键盘、鼠标和显示器，因为其中的许多键盘的字母键掉了，有些鼠标和显示器不好用。 (2)The function of the heart is to pump blood through the body.心脏的功能就是把血液输往全身。 (3)Despite the power cuts，the hospital continued to function normally. 尽管供电中断，医院继续照常工作。 (4)The sofa also functions as a bed. 这沙发还可以当床用。 [归纳拓展] function n.职能；功能，作用；vi.起作用，正常运转perform a function发挥功能special function特殊功能function as担任，起……作用 [即时跟踪] (1)The machine won’t function properly(正常运转) if you don’t oil it well. (2)A library is functioning as a hospital(充当医院的作用) to deal with the injured people. (3)This big room can either a living room or a dining room. A.use to B.se