Английский язык

Соломонида

16 октября, 01:25

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Albert einstein was perhaps the best-known scientist of the twentieth centure. As well as his scientific work he also took an active interest in political and social problems. For example, in 1939 he wrote a letter to President Poosevelt encouragig the US to start building an atomic bomb. Later, when he found out about Hiroshima and Nagasaki, he changed his mind.'If I___ (know), I___ (become) a shoemaker,' he admitted.