For now, the evidencealso suggests that ________(传播)is mostly via droplets.
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There're three reasons why it didn't spread more. The first is that there was a lot of ______(英雄事迹) by the _______(医务工作者).
It(最初) occurred in a group of people with pneumonia who’d been __________with(有联系) a seafood and live animal market in the city of Wuhan.
Well, from what is known so far, there can be a number of symptoms ranging from______(轻微) to_______(严重).
_______(有偏见的)and malicious reports have always been the biggest accomplice in spreading _________(歧视).