Recently, a video about rocket has gone crazily on China’s Internet platforms. It was independently designed, tested and made 【小题1】 a college student. What’s more, it caused a huge wave of 【小题2】 (discuss) among net users. So far the net users from all over the country 【小题3】 (write) more than 60,000 bullet-screen comments (弹幕评论). They include from “I am 【小题4】 (move) by the video and burst into tears” to “amazing”.

The parts of the rocket are made from different 【小题5】 (material) such as polycarbonate and carbon fiber. The rocket is about 96 centimeters high and it has 【小题6】 (weigh) of 3.1 kilograms.

In the early spring in 2020, the rocket 【小题7】 (make) by Liu Shang, a post-2000-generation student from the College of Astronautics of Nanjing University of Aeronautics and Astronautics in Nanjing. While he was staying at home because of the COVID-19, Liu Shang not only had online classes, but also designed the rocket.

However, after 【小题8】 (watch) the other 30 videos he uploaded during the past six months, we will realize that his 【小题9】 (succeed) does not come easily. And 【小题10】 а great passion(激情) for rockets, Liu will make a big difference on his career.

For a greener planet,

          we are working hard!

It seems that environmental protection is the 【小题1】 (任务) of adults. Can teenagers do their parts in it? Zheng Huan, a 19-year-old girl from Sichuan gave her answer.

“Today, climate change 【小题2】 (造成) great damage to the environment around us.” Zheng said. “It’s time for us to make a difference by 【小题3】 (我们自己).” She set up an organization. They worked with game 【小题4】 (公司), artists and programmers and make climate change a thing that could be seen, felt and dealt with.

Zheng has been working on a game called Guardians of Earth. Players take pictures of different things in nature to get points. One teenager said, “I 【小题5】 (很少地；不常) paid attention to plants or animals. But now they have all become 【小题6】 (生动的；活泼的) and meaningful to me because now I know them.”

Today there are already robots working in factories. Some can help to build cars, and they do simple jobs over and over again. Fewer people will do such 【小题1】 in the future, because they are boring, but robots will 【小题2】 get bored. Scientists are now trying to make robots look like humans and do the same things as we do. However, some scientists believe that although we can make robots move like people, it will be hard to 【小题3】 them really think like a human. For example, scientist James White thinks that robots will never be able to 【小题4】 up and know where they are. But many scientists 【小题5】 with Mr. White. They think that robots will even be able to talk like humans in 25 to 50 【小题6】.