SORU: paragrafta boş bırakılan yere uygun düşen cümleyi bulunuz
At seven in the morning on April 12th 1981, the first space shuttle “Columbia” left Earth. It flew up into space at a speed of 28, 000 kilometres an hour. ----. They had a lot to do while they were in space. They took photographs and sent pictures back to Earth. They also tested Columbia's controls.