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COVID-19 may not originate in China

Chinese top respiratory specialist Zhong Nanshan said although the COVID-19 first 【小题1】 (appear) in China, that does not necessarily mean it originated (起源) here, “but we can’t say that virus comes from abroad. The question could 【小题2】 (answer) by tracking down the source of the novel coronavirus and getting a result ”.

Analysts said Zhong’s words indicate the toughness of the battle against the coronavirus, 【小题3】 (especial) when the disease is spreading around the world but the source and transmission (传播) chain 【小题4】 (be) still not completely clear.

Yang Zhanqiu, a director of Wuhan University, said that the novel coronavirus might have multiple birthplaces co-existing around 【小题5】 globe. Due to the differences of climates, the virus in some places burst out 【小题6】 (early) than others. There are also possibilities that the novel coronavirus in Wuhan was from another source. The chains of transmission are 【小题7】vital importance to contain the disease. Besides, 【小题8】 (know) the source of the virus will help with drug development.

Expert said that China’s moves of blocking cities 【小题9】 forbidding the trafficking (非法交易) of wildlife have helped narrow down the research into the transmission chain.

At a press conference on Thursday, Zhong praised the timely 【小题10】 (measure) taken by the Chinese government, which have successfully prevented a mass COVID-19’ outbreak in China.