greatscientistsculturalcorner内容摘要：
refully !!!! Paragraph •According to Paragraph 1 ,which is not mentioned? •A , rockets can be used to send astronauts into space •B , rockets can be used to burn fireworks •C , rockets were used in 2020 Olympics . Paragraph • 1 Rockets _____ probably _______by ________about _______ years ago. • 2 The idea of the rockets ____ _____ were invented accident 2020 was born Paragraph • 1. The first military use of rockets was in 1923. • 2. Between the 12th an。阅读剩余 0%
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