Yang Liwei,China’s first spaceman,prepared carefully for going to space so that he could b
Yang Liwei,China’s first spaceman,prepared carefully for going to space so that he could b
发布时间:2020-08-17 13:42:11
Yang Liwei,China’s first spaceman,prepared carefully for going to space so that he could be sure of success at his first . A. experiment B. flight C. attempt D. try
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A. experiment B. flight (答案→)C. attempt D. try 解析:at the first attempt意为“第一次尝试”。