新课标人教版课件系列 《高中英语》 必修

Unit 1

Quiz What do you know about great scientists? What do you know about great scientists?

Archimedes

Charles Darwin “ The Origin of Species ”

Thomas Newcomen Newcomen ’ s steam engine

Gregor Mendel Inheritance

The Only person ever to receive two Nobel Prizes, one in physics and the other in chemistry. Marie Curie Pierre Curie

Thomas Edison

Leonardo de Vinci Mona Lisa The last supper

Sir Humphry Davy The safety lamp invented by him, also called the Davy lamp

Zhang Heng seismograph

Stephen Hawking

Name some famous scientists you know at home

Qian Xuesen He helped Zhou Enlai begin a programme to build China’s first rockets and missiles in From then on, he was in charge of China’s missile and rocket programmes as well as its spacecraft programme.

Zhong Nanshan, a prominent anti-SARS scientist, suddenly found himself in the front line of the battle to control the disease at the risk of his own life. As a doctor and a veteran expert on respiratory diseases, Zhong, 67, has long enjoyed a high reputation in his chosen field but was little known to the general public. However, the arrival of SARS changed that and his name has become a household word around the country.

Then find out some common characteristics of these scientists

common characteristics cautious persuasive strict positive Co-operative creative bright enthusiastic

Language points : know about 了解有关 …. 的情况 know of 听说过 有些事我想了解一下. There is something I want to know about. 我听说过那件事, 但不很清楚. I know of it, but I didn’t know it well.

Pre-- reading 1.What do you know about infectious diseases ? Infectious diseases can spread easily. They may do great harm to people. They are difficult to cure.

2.What do you know about cholera ? It infects people’s intestines( 肠 ), causing diarrhea( 腹泻 ), vomiting( 呕吐 ) and leg cramps( 抽筋 ). The most common cause of cholera is people eat food or drink water that has been polluted by the bacteria( 细菌 ). A severe case can lead to death without immediate treatment.

draw a conclusion find a problem make up a question think of a method collect results analyse the results repeat if necessary How to prove a new idea in scientific research?

draw / reach/ come to a conclusion 得出结论 那些都是事实, 你能从中得出什么结论 ? Those are the facts ; what do you conclude from them ? 我得出结论你在说谎. I came to the conclusion/draw the conclusion that he was lying.