解析 A。本题考查一般过去时。根据“in his lifetime”可知,动作发生在过去,用一般过去时,A 选项 developed 是过去式,符合题意。B 选项 develops 是一般现在时,C 选项 has developed 是现在完成时,D 选项 had developed 是过去完成时,均不符合语境。
Unified field theory: Einstein spent much of his later years trying to merge the fields of electromagnetism and gravity. He was unsuccessful but may have been ahead of his time. Other physicists are still working on this problem. Einstein's astronomical legacy There are many applications of Ein...
Albert Einstein, whose theories on space time and matter helped unravel (解决) the secrets of the atom and of the universe, was chosen as ?Person of the Century? by Time magazine on Sunday. A man whose very name is synonymous (同义的) with scientific genius, Einstein has come to represen...
Albert Einstein, whose theories on space time and matter helped unravel (解决) the secrets of the atom and of the universe, was chosen as "Person of the Century" byTimemagazine on Sunday. A man whose very name is synonymous (同义的) with scientific genius, Einstein has come to represent ...
Einstein, who is known for his theory of relativity, made significant contributions to the field of physics. His ideas revolutionized our understanding of the universe. Einstein spent many years working on his theories, often in solitude. He, who had a unique way of thinking, was not afraid ...
Explore Albert Einstein's theory of time travel. Learn about Einstein’s time travel equation and how physics can be used to explain how time travel...
By 1905 , Einstein had worked in the patent office for three years . During that time , he developed new scientific theories . He soon felt confident enough in his ideas to share them. Einstein sent papers explaining his ideas to the leading German sci...
Einstein Named Person of CenturyAlbert Einstein, whose theories on space time and matter helped unravel the secrets of the atom and of the universe, was chosen as Person of the Century by Time magazine on Sunday.A man whose very name is..
Albert Einstein Albert Einstein was considered as the greatest scientist of the 20th century and one of the greatest of all time. His discoveries and theories have greatly influenced science in many fields.Early Life Albert Einstein was born on 14th March, 1879 in Germany. He has been an extra...
语法填空Albert Einstein was one of 1.greatest scientists in the world. He developed many theories or ideas. These theories contributed greatly 2.people's understanding of the universe.Albert Einstein was born in Ulm, Germany, on March 14, 1879. He did not do well in school, but he was 3...