↑ 收起筛选 ↑
试题详情

语法填空

The novel coronavirus, which1.(origin)in the Chinese city of Wuhan and has now spread to 12 countries, has much in common 2. seasonal flu. They are both viral infections, share similar symptoms and crucially can spread from human to human. In the midst of flu season in much of the northern hemisphere,3. (tell) the difference between the two will be vital in stopping its spread.

Human coronaviruses, of 4.there are four, can cause infections similar to flu: while many symptoms are mild, both can lead 5. pneumonia (肺炎)and become lethal(致命的). However, the novel coronavirus(新型冠状病毒) is 6.(serious) than a "typical influenza infection," says Ian Jones, a professor of virology at the University of Reading.

While the mortality rates and symptoms of flu and novel coronavirus may end up being similar, humans' 7.(able) to fight off the viruses differ greatly.

Flu can spread from person to person from up to six feet away, 8.(large) caused by liquid emitted when the inflicted cough or sneeze. Those infected are usually contagious for around three days following the beginning of 9. illness, although this time-frame could stretch to over a week.

All this and more remains a mystery as for the new coronavirus. To understand the virility of the outbreak, Jones urges a focus 10.whether or not international cases lead to secondary infections. "If they don't," he explains, "it would suggest that the virus doesn't transmit quite so well: clearly all the people on the airplane (that traveled from an infected zone) didn't get it."

高二英语语法填空中等难度题

少年,再来一题如何?
试题答案
试题解析
相关试题