ORACIONES DE ABOUT INVENTORS AND THEIR INVENTIONS IN THE PASTH TENSE
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1. The Wright Brothers invented the airplane and its first flight was in 1903. 2. The first mechanical calculator was made in 1642 by Blaise Pascal. 3. Steve Jobs invented Apple in 1976 4. Paul Allen and Bill gates invented Microsoft in 1975. 5. Solar panels were invented in 1839 by Cesar Becquerel.
2. The first mechanical calculator was made in 1642 by Blaise Pascal.
3. Steve Jobs invented Apple in 1976
4. Paul Allen and Bill gates invented Microsoft in 1975.
5. Solar panels were invented in 1839 by Cesar Becquerel.