After graduating from the university     1     a bachelor’s degree in biotechnology in 2020, Jiang Ming started work as a keeper at the forest zoo, which is home to more than 3, 000 animals from 260 species.

Born and raised in a rural area of Jiangsu, he     2     (love) animals and watched documentaries about them since childhood.

During his job interview at the zoo, when Jiang was asked     3     he had any experience in saving animals, he said the first one he     4     (help) rescue was a small turtle his father found in a river near his village.

Shadow puppetry, also called “yingzixi”,     1     (consider) to be a predecessor (前身) of the movie and had existed in China for centuries.

As for the origin, shadow puppetry can date back to the Han Dynasty. Once Emperor Liu Che lost his beloved wife Li due to a deadly disease. Much     2     (sorrow) about her death, he even ignored the state affairs,     3     worried his officials quite a lot.

But unfortunately, the ancient art gradually fell due to the impact of modern audio-visual media like television and movies.

China is likely to become the first country     1     (bring) Martian soil back to Earth in an ambitious science and engineering endeavor, according to a top space scientist.

Wu Weiren, an academician at the Chinese Academy of Engineering and a     2     (lead) scientist at the China National Space Administration, said that the nation plans to collect Martian samples and then bring them back to Earth around 2030 via a historic mission     3     (name) Tianwen 3, the third in China's interplanetary exploration schedule.

When Halloween arrives, you know there is bound to be some mischief (恶作剧). So I wasn’t     1     (entire) surprised when I opened my front door that night to see my candy bowl completely—and very suddenly—empty. To be fair, this was after some light rain    2     (clear) the street of most trick-or-treaters and the youngest had already made the rounds. I never saw    3     took it, but I did shout “Happy Halloween!” into the night air.

When we’re solving a complicated problem, we often gather a group    1     (brainstorm). We’re looking to get the best ideas as quickly as possible. I love seeing it happen—except for one tiny wrinkle. Group brainstorming usually backfires.

Extensive evidence shows that when we generate    2     (idea) together, we’re unlikely to maximize collective intelligence. As the humourist John Smith said, “If you had to identify, in one word, the reason    3    the human race has not achieved, and never will achieve, its full potential, that word would be：‘meetings’. ” But the problem isn’t meetings    4     (they)—it’s how we run them.

Connected to each other like never before, young people today are becoming agents of change, increasingly     1    (contribute) to innovative solutions that improve people’s lives and the planet’s health.

The United Nations Institute for Training and Research     2     (be) therefore delighted to launch the Young Leaders Online Training Programme, a four-week e-Learning course, to provide participants     3     the knowledge and skills to fully unfold their potential as global leaders.