（新教材）北师大版（2019版）英语选择性必修四unit 12 核心讲解分析.docx

1、高中北师大高中北师大 2019 版英语版英语-选择性必修四选择性必修四 Unit 12 INNOVATIONS 【NOTES ON THE TEXTS】 Lesson 1 1. Medical advances ranged from discovering the causes of diseases under microscopes to staging operations to replace diseased organs with donated ones. 医学上的进步范围很广，从利用显微镜揭示病因，到施行手术，用捐 赠的器官做器官移植。 【range from】范围从.到.

2、a wide range of 大范围的，许多各种不同的 a range of 一系列，一套 in range 在射程内 Eg：The jobs range from advertising sales to engineering. 工作范围从广告销售到工程设计。 Such conversations usually cover a wide range of topics. Be careful to keep your mouth in range of the microphone; dont weave around or turn away to answer a question

3、 from the side. 要注意保持你的嘴在麦克风的范围内， 不要晃来晃去或转过身去回答 旁边的问题。 We spoke about a range of security issues. 我们谈到了一系列的安全问题。 2. We started flying around the world, launching satellites into orbit and, at the same time, scientist figured out how to split the atom, previously thought to be the smallest particle o

4、f matter in the universe. 我们开始坐飞机周游世界，把人造卫星发射至轨道。同时，科学家们 发现了如何分裂原子。在此之前，原子被认为是宇宙中最小的物质微 粒。 【figure out】算出，想出 work out 解决出，计算出；消耗完 puzzle out 苦苦思索而弄清楚 Eg：It can be difficult to figure out creative ways to finish the task. He was trying to puzzle out why he had been brought to the house. He frowned as

5、 he tried to work out the sum. 3. Although it is impossible to choose the most important discovery, it is possible to single out a few pioneers of the 20thcentury. 【single out】挑出；挑选 Eg：To single out such women, she came up with a clever test. 4. These pioneers of the 20thcentury were all dedicated t

6、o improving the quality of human life on earth. 这些 20 世纪的先驱都致力于改善地球上人类的生活质量。 【be dedicated to doing sth.】 致力于，献身于 Eg：How much time should I dedicated to preparing for the exam? Lesson3 1. In spite of his disease, Hawking didnt consider himself an unlucky man. 尽管霍金身患疾病，但他并不认为自己是个不幸的人。 【in spite of.】

7、尽管. Eg: In spite of these insults, I managed not to get angry. 2. He said it had not prevented him from having a family, and being successful in his work. 他说，这并没有阻碍他拥有家庭，也没有阻碍他在工作中取得成功。 【prevent sb. from doing sth.】阻止某人做某事 Prevent and control pollution 防治污染 Eg：Doing so does nothing to prevent me fro

8、m hating you. 这么做并不能阻止我恨你。 3. Later he began to experiment with steam, and eventually developed the steam engine. 【experiment with.】用】用.进行实验进行实验 Eg：Scientists experimented with some new chemicals for the new drug. 科学家使用一些新的化学制品来试制新药。 【GRAMMAR】 ADJECTIVES 形容词形容词 一形容词的分类（按用途分类形容词的分类（按用途分类） ： 性质形容词（Qua

9、litative) 和 类别形容词(Classifying) 性质形容词性质形容词： 表示事物的性质、特征，有级别的变化 类别形容词类别形容词：主要用以阐明人或事物所属的特定种类的类别，没有程 度大小的区别；无级别变化。 【注】性质形容词总是在类别形容词的前面性质形容词总是在类别形容词的前面 二二形容词类别判断方式：形容词类别判断方式： 1 1性质形容词有比较级和最高级；而类别形容词无此变化；性质形容词有比较级和最高级；而类别形容词无此变化； 2 2性质形容词前可用性质形容词前可用 extremely、very 等词修饰等词修饰；而类别形容词不可而类别形容词不可 以。以。 三三形容词的一般排序规则：形容词的一般排序规则： Eg：There are a few big round new black French wooden tables in the room. Ill always remember the last few unforgettable sunny days in the beach. 【总结【总结】限定词限定词（包括冠词、物主代词、指示代词、不定代词。数词 等）+描绘形容词描绘形容词（表示观点、品质、状态等的词）+大小、形状词大小、形状词+ 新旧、长幼词新旧、长幼词+颜色词颜色词+产地、来源词产地、来源词+材料、种类词材料、种类词+用途词用途词+名词名词