It was on 12th April, 1961 when the first human, a Soviet cosmonaut, flew into space. A. a Soviet cosmonaut B. when C. flew D. into spaceĐoạn văn1624/5750It was on 12th April, 1961 when the first human, a Soviet cosmonaut, flew into space.a Soviet cosmonautwhenflewinto spaceGiải thíchĐáp án A