History, 07.12.2020 19:30 hePandaKing3689
The dragon backbone pump was invented during the Song dynasty. What does a dragon backbone pump do? a. helps doctors treat bone illnesses b. helps pump water out of flooded boats c. allows one man to scoop water from one place and dump it into an irrigation canal d. automatically pumps arrows through a long tube Please select the best answer from the choices provided A B C D
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History, 21.06.2019 14:30
When the united states entered world war ii it affect the lives of americans in many ways people were asked to such as food oil and gas the government awesome cars to purchase a to the country financially during the war more more working in all industries during the war
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History, 21.06.2019 18:30
The supreme court ruled that slaves could not sue because they could not read. they could not become lawyers. they lived in southern states. they were not considered citizens.
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The dragon backbone pump was invented during the Song dynasty. What does a dragon backbone pump do?...
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