题干

赫拉克利特说.世界是一团永恒的活火,在一定的分寸上燃烧,在一定的分寸上熄灭。它包含的哲学道理有: (  )
①世界是物质的             ②物质是运动的 
③物质运动是有规律的       ④规律是可以认识和利用的

A:①②③

B:①②④

C:①③④

D:②③④

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A

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    Do you know Stephen Hawking? Stephen Hawking was born on 8 January, 1942 in England.When he was older,he went to Oxford University.Stephen wanted to study maths, but maths was not available(可得到的) at University of Oxford. So he studied physics instead. After three years , he went on to do research at Cambridge University.    ①   After leaving the Institute of Astronomy in 1973 , Stephen came to the Department of Applied Mathematics and Theoretical Physics.

    When he was 21 years old, he caught a serious disease.He had to“walk”in his wheelchair living his life.   ②    He continued to do his research in the field of science and he got his Ph.D. He devoted himself to his scientific research. He continued to explore the universe and travelled around the world to give lectures. In 1988, he wrote the book A Brief History of Time. Readers were pleased and surprised to find that a scientist could write about his work in a way that ordinary people could understand. The book explains how science works , tells the readers how the discoveries work and how they change the world.

    In 2002, Hawking visited China and spoke to university students in China. He told the students about his theories and thoughts on some of the greatest questions,“What is time, how did the universe begin, and what exactly are black holes?”

    Stephen Hawking died on 14 March ,2018.He was one of the greatest scientists in the world.We can learn his exploring spirit from him.