Class_Name:_Group:_Assessment:_ _ Unit 1 Great Scientists Period 3 using language Learning aims: 1. Enable the students to learn about the development of astronomy. 2. Learning about Copernicus revolutionary theory. Important point: To grasp some important and useful words, expressions and sentence patterns. Difficult point: To improve the skills of reading. 使用说明及学法指导：1. 通过阅读课本 P30，完成预习案。2. 完成时间：20 分钟。 预习案预习案 Previewing Case Task 1 Read the text and match the main idea of each paragraph Para.1 The result of Copernicus study Para.2 The procedure of Copernicus study Para.3 Copernicus theory replaced the Christian idea and proved correct Para.4 The background of Copernicus study Para.5 The cause of Copernicus study Task 2 Careful reading Para 1: (1) What was his theory about? _ (2) Why could he not tell about his theory? _ Para 2: Fill in the blanks according to the passage They had noticed that some planets in the sky seemed to (4) _, (5) _and then (6) _ in a loop. Others appeared brighter (7) _and less bright at others. This was very stranger if all the planets (8) _ the earth. Para 3: (9) What did Copernicus do to complete his theory? _ AHe thought hard for a long time. BHe collected observations of the stars. CHe used all his mathematical knowledge. DAll of the above. Para 4&5: True or False (10) Copernicus didnt show his new theory to his friends until he completed it. ( ) (11)He placed the fixed earth at the centre of the solar system with the planets going round it and only the moon still going round the sun. ( ) (12) His friends were not interested in his ideas. ( ) (13) Since he was not afraid of being attacked by the Church, Copernicus published his book as soon as he finished working on it. ( ) (14) The Christian Church rejected Copernicus theory. ( ) (15) His theory replaced the Christian idea of gravity, which proved the Christian idea was wrong.( ) (16)Newton, Einstein, and Hawking are all scientists who made contribution to the study of the universe. ( )Task 3 语法填空语法填空 Copernicus was (1) _ (confuse) because all his mathematical calculations led to the same conclusion (2) _the earth was not the centre of the solar system. (3)_ was against the powerful Christian Church at that time, (4) _ made Copernicus frightened. At the same time, some astronomers had also noticed planets movement in (5) _ sky seemed very strange if the earth was the centre of the solar system. Copernicus had thought long and hard about these problems (6) _ he completed the theory in 1514. He (7) _ (private) showed it to his friends. They were enthusiastic and encouraged him (8) _ (publish) his ideas, but Copernicus was cautious. Certainly he was right to be careful. The Christian Church (9) _ (reject) his theory, which has become the basis (10) _ which all our ideas of the universe are built.探究案探究案 Exploring Case 探究一 重点单词 1. Only+状语位于句首，句子（或者主句）要倒装： be/助动词/情态动词+主语+谓语 常用的有：Only then, only when, only after, only if , only +介词短语（in this way/ with-/by-等） (1)只到那时我才认识到我是错的。 _ (2)只有努力工作，你才能期待得到高的报酬。 _ (3)只有当你犯了很多错误后，你才意识到听从父母建议的重要性。 _ _ 2. be cautious of / about 对谨慎，慎重(带有提防、迟疑的心理) caution n 小心，谨 慎 (1)她害怕伤害他的感情。 _(2)银行对借钱很谨慎。 _3. reject vt.拒绝不适当，不满意或延误的事物。如赠物，求婚，忠告，计划，建议等。后面 接名词。 refuse 主语可以是人或物，表示拒绝要求，申请，引诱，忠告，帮助等。refuse sth/ to do sth./ sb.sth 填空(1)The bank _his application for the loan.(2) China _ to bow to force. (3) She _his marriage proposal yesterday. 探究二 重要的句型He placed a fixed sun at the centre of the solar system with the planets going round it and only the moon still going round the earth. 他把太阳固定在太阳系的中心位置上，而行星则围绕着太阳 转，只有月球仍然绕着地球转。 with the planets going round it 是 with + 宾语+宾补 结构在句子中作（1）_的成 分，宾语补足语可以是介词短语，副词，非谓语动词，形容词。(2)随着时间的流逝，我们更好得了解了彼此。_, we know better about each other. (3)因对两场考试担心，这个周末我不得不拼命学习。 _，I have to work really hard this weekend. (4)真遗憾，这位伟大的作家死时他的作品还没有完成。It was a pity that the great writer died _.我的疑惑：(5)他坐在那里，脸上带着微笑。He sat there