The parachute (1)_________ first by Leonardo da Vinci in 1485. (to be designed) It is not known whether his parachute (2)_________ actually used at that time. (to be) The first parachute descent (3)_________ over three hundred years later. (to take place) It (4)_________ by Jacques Garnerin. (to be made) This parachute was shaped like an umbrella and was actually attached to a balloon. When Garnerin (5)_________ the height of about 1,000 metres, he simply pulled a cord, and the balloon was detached from the parachute. (to reach)
The parachute (1)_________ first by Leonardo da Vinci in 1485. (to be designed) It is not known whether his parachute (2)_________ actually used at that time. (to be) The first parachute descent (3)_________ over three hundred years later. (to take place) It (4)_________ by Jacques Garnerin. (to be made) This parachute was shaped like an umbrella and was actually attached to a balloon. When Garnerin (5)_________ the height of about 1,000 metres, he simply pulled a cord, and the balloon was detached from the parachute. (to reach)
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21 Апр
в 02:34
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