课件17张PPT。Warming up and Pre-readingPart 3背景阅读True science teaches, above all, to doubt and be ignorant.真正的科学首先教人怀疑和知道自己无知。——Miguel de Unamuno
2. Scientific knowledge aims at being wholly impersonal. 科学知识要求完全不受个人感情的影响。——Bertrand Russell
3. Nothing in life is to be feared. It is only to be understood.生活中没有可怕的东西,只有应去了解的东西。——Marie Curie名人名言Qian Xuesen(1911 — 2009), born in Huangzhou, China, lived and studied for many years in the USA but 1. _________(return) to China in 1955 regardless of temptation (诱惑). In 1939 he received PhDs in both aerospace(航空航天)and mathematics and stayed in the USA to work on rockets and missiles(导弹). When he returned to China he became the Director-General of the Mechanics Institute of the Chinese Academy of Science(中科院力学研究所). returnedHe helped Premier Zhou Enlai 2. _________ (begin)a programme to build China’s first rockets and missiles in 1956. Qian Xuesen has won many international awards, 3. ________ (include) being honoured in China as 4. _____ outstanding scientist with outstanding
5. _____________(achieve).
In 2009, China was preparing to build a space exploration launch pad(发射台) on the island of Hainan, and had set 6. _______(it) the aim of getting a Chinese man on the moon in the next decade. itselfachievementsanincluding(to) beginQian’s contribution 7. _____China’s space and missile programme cannot be underestimated(低估).
Much of the technology behind the Shenzhou rockets, launched(发射) into space from the 1990s onwards to much national fanfare, can be traced back to(起源于) research 8. __________Qian undertook (从事). that/which to And much of that was based on what he
9. __________ (study)in the USA during his 20 years there.
After his 10. ___________(retire)in 1991, he maintained a low profile(保持低调), despite being garlanded(光环) with awards. Qian Xuesen died on 31 October 2009.
retirementhad studied本文主要介绍科学家钱学森的生平事迹,特别是他对中国航天和导弹所做出的巨大贡献。
1. returned 与in 1955连用,用一般过去时。
2. (to) begin 由help sb.(to) do sth.可知。
3. including 表示“包括”,可视作介词。
4. an 表示职业身份的单数可数名词前,用不定冠词。
5. achievements 作介词宾语用名词,可数名词前无限定词,用复数。6. itself 指中国要给“自己”树立一个目标。
7. to 表示“对……的贡献”。
8. that/which 引导定语从句并在从句中作宾语,先行词是research。
9. had studied 指在回国前所从事的研究,即过去的过去,用过去完成时。
10. retirement 作介词after的宾语,用名词。同步作业一、单词拼写
1. He asked me if the first steam
e _____was invented by Thomas Newcome.
2. It was Marie Curie who discovered r _____ .adium ngine3. A telephone is an i ________ by which we can speak to people far away.
4. We should combine _____ (理论) with practice.
5. The twin brothers have quite different ______________ (特征).characteristicsnstrumenttheory二、词形变化
1. Teenagers need to get more _________ (science) knowledge in school.
2. Last week he had his eyes _________ (examine).examined scientific3. The old lady is fond of ________ (repeat) her stories in the old days.
4. They _________ (analysis) the case according to the fact at yesterday’s meeting.
5. Have the police found any _________ (support) evidence?supportingrepeatinganalysed三、完成句子
1. The flower basket with best wishes ____________ (提升)by a balloon higher and higher into the sky.
2. The Olympic torch ______________ ____________________ (从一个国家传递给另一个国家)around the world. was lifted up3. At the meeting, he ______________ __________ (提出一个建议) that she stay at home to look after the sick child.
4. We can surely __________________ (得出结论) from the discussion that they are wrong.
5. ___________ (如果有必要), you can contact with me at home by phone.If necessarydraw a conclusionThank you !