Most of the new technological innovations over the 20th and 21st centuries were either first invented in the United States and/or first widdy adopted by Americans.Give some examples.
【正确答案】：Most of the new technological innovations over the 20th and 21st centuries were either first invented in the United States and/or first widely adopted by Americans. Examples include the light bulb, the airplane, the transistor, the atomic bomb, nuclear power, the personal computer, the iPod, video games and online shopping, as well as the development of the Internet.
【题目解析】：
参见教材P253。
