Question

write the correct alternative to filling the blanks:

covid-19______(is/was/were) the disease caused by a new corner virus called SARS-CoV-2. World health organisation first _____( learn/ learned /learns) of this new virus on 31 December 2019 e following a report of a cluster of cases of viral pneumonia in Wuhan, people's republic of China. covid-19______( affect / affects /affected) different people in different ways since most infected people will develop mild-to-moderate illness and recover without hospitalization.​

Answer 1

Answer:

was

learned

affected

Explanation:

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