A.implied that black people are all talentedB.encouraged more blacks to make inventionsC.spurred the economic development at their timesD.proved Negroes’ great talent in invention 相关知识点: 试题来源: 解析 D 该段以黑人的各种发明成果例证了黑人在发明方面的创造力。第三、四句具体讲述了题干中...
making sure everyone could see me and the heavy black letters on the bag that said THE SATURDAY EVENING POST.When it was supper time, I walked back home.
Despite the US Constitution promising protection of inventors who reveal their inventions, some in the US Patent Office are systematically obstructing the technology in the USA, while helping to transfer the technology revealed to the US Patent Office (on the promise of a patent) overseas. A new...
82. It was George Washington who led Americans to s___ for building an independent country. 83. I have returned the money I o___ to her. 84. I could hardly recognized him at the r___ station after ten years of separation. 85. The conductor of the train asked us to show him our...
From inventions to crossing the Mississippi River, to American Presidents and Walt Disney, there are many facts about the Quad Cities that many people do not know. While there are many more stories and facts to share about the Quad Cities, you'll find in these 100 facts that all roads...
A. implied that black people are all talentedB. encouraged more blacks to make inventionsC. spurred the economic development at their timesD. proved Negroes’ great talent in invention 相关知识点: 试题来源: 解析 D [解析] 根据题干信息词Rillieux和McCoy定位到第四段第三和第四句。[解析] 该...