[单项选择]Einstein’s photoelectric theory then （　） scientists’ appreciation of TV principles. But for his epoch-making theory, other scientists would have spent more years groping for it.
A. threw light on
B. gave rise to
C. led the way to
D. brought into effect

[填空题]One day a world-famous scientist Einstein met an old (76)
friend of him in a street in New York. "Mr. Einstein," (77)
said the friend," this seems that you need to have a new (78)
overcoat. Look, how worn-out it is! .... It isn’t matter," (79)
answered Einstein, "none knows me here in New York." (80)
Several years later, they met in New York again. (81)
Einstein had become a world-famous physics by then, (82)
but he still wore same old overcoat. Once more his friend (83)
asked him to buy a new one. "There is not need now," (84)
said Einstein, "Everyone here now have known me." (85)

[填空题]One day a world-famous scientist Einstein 76.______
met an old friend of him in a street in 77.______
New York. "Mr. Einstein," said the friend,
"this seems that you need to have 78.______
a new overcoat. Look, how worn-out it
is! .... It isn’t matter," answered Einstein, 79.______
"none knows me here in New York." Sever- 80.______
al years later, they met in New York again. 81.______
Einstein had become a world-famous physics 82.______
by then, but he still wore same old overcoat. 83.______
Once more his friend asked him to buy a new
one. "There is not need now," said Einstein 84.______
"everyone here now have known me." 85.______