Finally, some good news about airplane travel. If you are on a plane with a sick passenger, you are unlikely to get sick. That is the 1.__________ of a new study that looked at how respiratory (呼吸道) viruses 2.__________ on airplanes. Researchers found that only people who were seated in individual - had a high risk of catching the illness. All other passengers had only a very 3.__________ chance of getting sick according to the findings. Media reports have not necessarily presented 4.__________information about the risk of getting infected on an airplane in the past. Therefore , these new findings should help airplane passengers to feel less 5.__________ to catching respiratory infections while traveling by air.Prior to the new study. litter was known about the risks of getting 6.__________ infected by common respiratory viruses, such as the flu or common cold, on an airplane, the researchers said. So, to 7.__________ the risks of infection, the study team flew on 10 different 8.__________ in the US. 9.__________ side of a person infected with fl, as well as those sitting one roe in font of or behind this individual, had about an 80 person chance of getting sick. But other passengers were 10.__________ safe from infection. They had a less than 3 percent chance of catching the flu.A) accurate B) conclusionC) directly D) eitherE) evaluate F) explorations G) flightsH) largelyI) nearbyJ) respondK) slimL) spreadM) summit N) vividlyO) vulnerable