全国高一英语 任务型阅读训练一For centuries people dreamed of going into space.This dream began to seem possible whenhigh-flying rockets were built in the early 1900s
In 1903 a Russian teacher named Konstantin Tsiolkovsky figured out how to use rockets for spacetravel.His plan was the first one in rocket science to use correct scientific calculation.About 30years later, a U
S.scientist named Robert Goddard built the first rockets that could reach highaltitudes.During World War II, German scientists built large rockets that could travel very far andcarry dangerous explosives.After the war, scientists from Germany went to the United States and theSoviet Union to help those countries build space rockets
These two countries were soon racing to get to space first .Each of these countries wanted to provethat i