垂死挣扎的鸟 – 2 级
28-08-2024 15:00
一项研究调查了美国和加拿大的数百种鸟类。结果发现，自1970年以来，大多数生物群落中有近三分之一的鸟类死亡。这相当于近 30 亿只鸟。
据《大众科学》杂志报道，今天的鸟类灭绝率是人类出现之前的1000倍。
您可以在三级部分观看原始视频。
大众科学》（Popular Science）杂志是如何报道今天的生物灭绝率与人类灭绝前的生物灭绝率相比的？
LEARN 3000 WORDS with CHINESE IN LEVELS
Chinese in Levels is designed to teach you 3000 words in Chinese. Please follow the instructions
below.
How to improve your Chinese with Chinese in Levels:
Reading
- Read two news articles every day.
- Read the news articles from the day before and check if you remember all new words.
Listening
- Listen to the news from today and read the text at the same time.
- Listen to the news from today without reading the text.
Writing
- Answer the question under today’s news and write the answer in the comments.