The new virus which emerged in China is a (1) ___ of coronavirus. They take their name from these surface (2) ___ which look like the tips of a (3) ___. Now a lot of common calls are caused by coronaviruses, but in the past 20 years, three dangerous new (4) ___ have jumped from animals to humans. The SARS virus emerged in 2002 in China and killed nearly 800 people worldwide, about (5) ___ of those infected. MERS originated in Saudi Arabia in 2012, it since killed around 850 people, one in three of those infected. The new China coronavirus seems to be far less dangerous. It’s (6) ___ what the death rate is, because thousands of infected patients are still in hospital, but it does seem much less (7) ___ than SARS and MERS. Now it's worth pointing out that seasonal (8) ___, flu causes up to 650,000 deaths globally each year. As with flu, there’s (9) ___ evidence that the China coronavirus is (10) ___ before people develop symptoms. It's passed through the air in coughs or by people touching (11) ___ on surfaces. The virus infects the lungs, causing a fever, cough and in some cases breathing difficulties and pneumonia. The (12) ___ period is generally 3 to 7 days, but may be up to 14 days. The next two weeks will be crucial in seeing whether this outbreak (13) ___ in Wuhan and how much it spreads in and (14) ___ China.