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प्रश्न
There are countless inventions that have significantly changed our lives. We often take them for granted when we should really be thankful to the inventors of these amenities.
As you listen to the passage about some of these inventions, write about them in the spaces provided.
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Who invented this ______ When was it invented? ______ It helped by ______ |
Who invented this ______ When was it invented? ______ It helped by ______ |
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Who invented this ______ When was it invented? ______ It helped by ______ |
Who invented this ______ When was it invented? ______ It helped by ______ |
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Who invented this ______ When was it invented? ______ It helped by ______ |
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उत्तर
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Who invented this? Chester Greenwood |
![]() Who invented this? Mary Anderson When was it invented? 1903 It helped by clearing rain and snow from vehicle windshields |
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Who invented this Earle Dickson |
Who invented this? Ernest Hamwi |
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Who invented this? George de Mestral |
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Who invented this ______ When was it invented? ______ It helped by ______


