COVID-19的起源–第2级
09-03-2023 07:00
华尔街日报》的一篇报道认为，COVID-19病毒从一个实验室泄露出来，美国官员支持这一观点。
但是世界卫生组织说，仍然不清楚该病毒来自何处。一个由世界卫生组织和中国专家组成的小组说，该病毒可能不是来自实验室，它更可能来自野生动物。
世卫组织说，所有的选择仍然是可能的，中国必须提供更多信息。在中国开放并与专家合作之前，没有人可以说病毒来自哪里。
你可以在三级栏目中观看原始视频。
你认为COVID-19病毒的最可能来源是什么？
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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.