A virus is so_______ that we cannot see it with our eyes., tiny, huge, A virus doesn’t have a cell_______., structure, shape, Viruses are the cause of many ________ in humans, animals, and plants., diseases, sizes, One _________ of the flu is a dry cough., symptom, shape, To protect yourself from viruses, you should get ______., vaccines, masks, A virus cannot live________a host cell., inside, outside, Thanks to vaccines, people don’t get many ______ diseases as they did in the past., dangerous, safe, Viruses can ______ from one person to another., stay, spread

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